A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
Spherical Graphite C Powder. CAS No. 7782-42-5. Purity: 99.98%.
Spherical Hastelloy Alloy Powder
Hastelloy X is a Fe Ni Cr based solid solution strengthened deformation high-temperature alloy, which has excellent oxidation and corrosion resistance, excellent cold and hot processing formability, and welding function. It is suitable for manufacturing components such as aviation engine combustion chambers that are used for a long time below 900 °C.
Spherical HEA Powder, Fe-Co-Ni-Cr-Al
Spherical Refractory High-entropy Alloy (HEA) Powder (Fe-Co-Ni-Cr-Al) has high strength, high hardness, good high-temperature performance, excellent wear resistance, and corrosion resistance, which can be used in 3D printing. Alfa Chemistry provides spherical HEA Powder (Fe-Co-Ni-Cr-Al) with high fluidity and the best quality.
Inconel 625 alloy is a solid solution strengthened nickel-based high-temperature alloy primarily strengthened by elements such as molybdenum and niobium.
Spherical In738 (K438) Nickel Based Alloy Powder
In738 is a nickel based precipitation hardening equiaxed crystal cast high-temperature alloy, which is one of the alloys with the best resistance to hot corrosion. This alloy has moderate high temperature strength and good structural stability, suitable for ship turbine blades and corrosion-resistant components.
Spherical Iron Powder
Spherical pure iron powder, which can be used to make a variety of industrial products by powder metallurgy, is also a high-performance wave-absorbing and magnetically conductive material.
Spherical Nickel-Free High Nitrogen Stainless Steel Powder
Spherical Nickel-Free High Nitrogen Stainless Steel Powder.
Spherical NiCrMo Powder
Spherical NiCrMo Powder.
Spherical NiTi50 Nickel Titanium Alloy Powder
Nickel titanium alloy (NiTi50) is widely used as a biological implant material due to its unique superelasticity, shape memory, good biocompatibility, and corrosion resistance.
Spherical Powder-Cobalt Based Alloys (CoCrMo)
Cobalt-based alloys spherical Powder are widely used in the medical field because of their excellent corrosion resistance, mechanical properties, and biological properties. Our powder has the characteristics of high sphericity, good fluidity, high purity, large loose density, full density inside particles, no hollow powder.
Spherical Powder-Cobalt Based Alloys (CoCrMoW)
Spherical Cobalt-based alloys Powders are widely used in the medical field because of their excellent corrosion resistance, mechanical properties, and biological properties. Our powder has the characteristics of high sphericity, good fluidity, high purity, large loose density, full density inside particles, and no hollow powder.
Spherical Pure Ag Powder
Spherical silver powder is typically produced through processes such as physical vapor deposition, chemical reduction, and spray pyrolysis.
Spherical Pure Co Powder
Spherical cobalt powder is a refractory metal powder with strong electrical conductivity.
Spherical Pure Cr Powder
Spherical Pure Cr Powder.
Spherical Pure Cu Powder
Spherical copper powder is manufactured using radio frequency plasma spheroidization technology.
Spherical Pure Hf Powder
Spherical hafnium powder can be used for 3D printing and sputtering target coatings to enhance the target's corrosion resistance and high-temperature resistance.
Spherical Pure Mo Powder
Spherical Pure Mo Powder.
Spherical Pure Nb Powder
Niobium, as the lightest refractory metal, has characteristics such as a high melting point, high high-temperature strength, high specific strength, and no radioactivity, making it an ideal thermal protection and structural material for aerospace engines.
Spherical Pure Ni Powder
Spherical Pure Ni Powder.
Spherical Pure Re Powder
Metal rhenium has characteristics such as high electrical resistance, good mechanical properties, high temperature resistance, and corrosion resistance. It is used to manufacture lightbulb filaments, spacecraft, and rocket shells, among other applications.
Spherical Pure Ta Powder
Tantalum has excellent biocompatibility, and tantalum implants formed through 3D printing have an elastic modulus closely matching that of human cartilage tissue, making it an ideal material for orthopedic implants.
Spherical Pure V Powder
Metal vanadium has excellent resistance to radiation-induced swelling and damage, high thermal conductivity, a low coefficient of thermal expansion, a low elastic modulus, as well as good resistance to creep and processing properties. It is widely used in fields such as magnetic materials, hard alloys, superconducting materials, and nuclear reactor materials.
Spherical Pure W Powder
Tungsten has excellent high-temperature resistance and ray shielding properties, making it widely used in defense industries, medical equipment, and other fields.
Spherical Refractory High-entropy Alloy (HEA) Powder (Cr-Fe-Co-Ni) has high strength, high hardness, good high-temperature performance, excellent wear resistance, and corrosion resistance, which can be used in 3D printing. Alfa Chemistry provides spherical Refractory High-entropy Alloy (HEA) Powder (Cr-Fe-Co-Ni) with high fluidity at a competitive price.
High-entropy alloys are a new type of metal material composed of 4, 5, or more metal elements in nearly equal atomic ratios, also known as complex component alloys. As CrMnFeCoNi, which have high strength, high hardness, good high-temperature performance, excellent wear resistance, and corrosion resistance, which can be used in 3D printing.
Spherical Refractory High-entropy Alloy Powder (Al32.72Fe9.05Si7.24Mn) has high strength, high hardness, good high-temperature performance, excellent wear resistance, and corrosion resistance, which can be used in 3D printing. Alfa Chemistry supplies spherical Refractory High-entropy Alloy Powder (Al32.72Fe9.05Si7.24Mn) with high fluidity at a competitive price.
Spherical Refractory High-entropy Alloy Powder (AlCoCr2FeMo0.5Ni) has high strength, high hardness, good high-temperature performance, excellent wear resistance, and corrosion resistance, which can be used in 3D printing. Alfa Chemistry provides spherical Refractory High-entropy Alloy Powder (AlCoCr2FeMo0.5Ni) with high fluidity at a competitive price.
Spherical Refractory High-entropy Alloy Powder (Cu11.85Al3.2Mn0.1Ti) has high strength, high hardness, good high-temperature performance, excellent wear resistance, and corrosion resistance, which can be used in 3D printing. Alfa Chemistry provides spherical Refractory High-entropy Alloy Powder (Cu11.85Al3.2Mn0.1Ti) with high fluidity at a competitive price.
Spherical Refractory High-entropy Alloy Powder (Fe50Mn30Co10Cr10) has high strength, high hardness, good high-temperature performance, excellent wear resistance, and corrosion resistance, which can be used in 3D printing. Alfa Chemistry provides spherical Refractory High-entropy Alloy Powder (Fe50Mn30Co10Cr10) with high fluidity at a competitive price.
Spherical Refractory High-entropy Alloy Powder (HEA, Fe-Co-Ni-Cr-Mn) has high strength, high hardness, good high-temperature performance, excellent wear resistance, and corrosion resistance, which can be used in 3D printing. Alfa Chemistry provides spherical Refractory High-entropy Alloy Powder (Fe-Co-Ni-Cr-Mn) with high fluidity at a competitive price.
Alfa Chemistry supplies Spherical Refractory High-entropy Alloy Powder (HEA, V-Nb-Mo-Ta-W) with high fluidity at a competitive price.
Spherical SS304L Powder
Spherical SS304L Powder.
Spherical SS310L Powder
Spherical 310 stainless steel powder is a high-temperature corrosion-resistant stainless steel powder, typically composed of iron, nickel, chromium, and other elements.
Spherical SS316L Powder
Spherical SS316L Powder.
Spherical W-Mo Alloy Powder
Tungsten-molybdenum alloy powder is an alloy powder composed of tungsten and molybdenum with spherical particle shape.
Spherical Zinc Lithium Alloy Powder
Spherical zinc lithium alloy powder is a biodegradable biomaterial that can also be used in the research and development of negative electrode materials for zinc air batteries.
Spherical ZnCu Alloy Powder
ZnCu Spherical alloy powder is a biodegradable metal material with good biocompatibility. The addition of copper element plays a role in refining grain size, and the comprehensive mechanical properties of the alloy are improved (yield strength, hardness, elongation, etc.). Compared with pure zinc, the corrosion resistance of zinc copper alloy has been improved.
Spherical ZnCuMn Alloy Powder
Spherical ZnCuMn Alloy Powder.
spheroidene monooxygenase
The enzyme is involved in spheroidenone biosynthesis and in 2,2'-dioxospirilloxanthin biosynthesis. The enzyme from Rhodobacter sphaeroides contains heme at its active site. Group: Enzymes. Synonyms: CrtA; acyclic carotenoid 2-ketolase; spirilloxanthin monooxygenase; 2-oxo-spirilloxanthin monooxygenase. Enzyme Commission Number: EC 1.14.15.9. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0952; spheroidene monooxygenase; EC 1.14.15.9; CrtA; acyclic carotenoid 2-ketolase; spirilloxanthin monooxygenase; 2-oxo-spirilloxanthin monooxygenase. Cat No: EXWM-0952.
Spheroidenone
Spheroidenone. Group: Biochemicals. Alternative Names: 1-Methoxy-3,4-didehydro-1,2,7',8'-tetrahydro-?,?-caroten-2-one. Grades: Highly Purified. CAS No. 13836-70-9. Pack Sizes: 1mg, 2mg, 5mg. Molecular Formula: C41H58O2. US Biological Life Sciences.
Worldwide
Sph I
One unit of the enzyme is the amount required to hydrolyze 1 μg of Lambda DNA in 1 hour at 37°C in a total reaction volume of 50 μl. Applications: After 10-fold overdigestion with enzyme more than 90% of the dna fragments can be ligated and recut. Group: Restriction Enzymes. Purity: 500 U; 2500U. GCATG↑C C↓GTACG. Activity: 5000u.a./ml. Appearance: 10 X SE-buffer G, BSA. Storage: -20°C. Form: Liquid. Source: An E.coli strain that carries the cloned Sph I gene from Streptomyces phaeochromogenes. Pack: 10 mM Tris-HCl (pH 7.5); 100 mM NaCl; 0,1 mM EDTA; 1 mM DTT; 100 μg/ml BSA; 50% glycerol. Cat No: ET-1179RE.
Sphinganine
Sphinganine. Group: Biochemicals. Alternative Names: C18-Dihydrosphingosine; (2S,3R)-2-amino-1,3-octadecanediol. Grades: Highly Purified. CAS No. 764-22-7. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C18H39NO2. US Biological Life Sciences.
Worldwide
sphinganine-1-phosphate aldolase
A pyridoxal-phosphate protein. Group: Enzymes. Synonyms: dihydrosphingosine 1-phosphate aldolase; sphinganine-1-phosphate alkanal-lyase; sphinganine-1-phosphate lyase; sphinganine-1-phosphate palmitaldehyde-lyase. Enzyme Commission Number: EC 4.1.2.27. CAS No. 39391-27-0. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-4866; sphinganine-1-phosphate aldolase; EC 4.1.2.27; 39391-27-0; dihydrosphingosine 1-phosphate aldolase; sphinganine-1-phosphate alkanal-lyase; sphinganine-1-phosphate lyase; sphinganine-1-phosphate palmitaldehyde-lyase. Cat No: EXWM-4866.
Sphinganine-1-Phosphate (d18:0)
Sphinganine-1-Phosphate (d18:0). Alternative Names: sphinganine 2S, 3R-1-PO4 dihydro-D-erythro-sphingosine-1-phosphate. CAS No. 19794-97-9. Purity: >99%. Product ID: ALCFA19794979. Molecular formula: C18H40NO5P. Mole weight: 381.488. Alfa Chemistry - ISO 9001:32057 Certified.
Sphinganine-1-Phosphate (d20:0)
Sphinganine-1-Phosphate (d20:0). Alternative Names: dihydro-D-erythro-sphingosine-1-phosphate (C20 base) sphinganine-1-phosphate (C20 base). CAS No. 436846-91-2. Purity: >99%. Product ID: ALCFA436846912. Molecular formula: C20H44NO5P. Mole weight: 409.541. Alfa Chemistry - ISO 9001:32057 Certified.
Sphinganine-1-Phosphate-d7
Sphinganine-1-Phosphate-d7. Alternative Names: D-erythro-sphinganine-1-phosphate-d7. CAS No. 2315262-23-6. Purity: >99%. Product ID: ALCFA2315262236. Molecular formula: C18H33D7NO5P. Mole weight: 388.53. Alfa Chemistry - ISO 9001:32057 Certified.
Sphinganine-C17
Sphinganine-C17 (Heptadecasphinganine) is a synthetic bioactive sphingolipid and an isomer of sphinganine. Sphinganine-C17 inhibits the growth of Candida glabrata and Candida albicans with a minimum bactericidal concentration (MBC) of 0.5 μg/mL for both. Sphinganine-C17 can be used as an internal standard for the chromatographic analysis of sphingosine compounds[1]. Uses: Scientific research. Category: Signaling pathways. Alternative Names: Heptadecasphinganine. CAS No. 32164-02-6. Pack Sizes: 500 μg; 1 mg. Product ID: HY-141632.
sphingolipid 10-desaturase
The enzyme, characterized from the marine diatom Thalassiosira pseudonana, produces an all-trans product. Similar triunsaturated sphingoid bases are found in some marine invertebrates. The enzyme determines the position of the double bond by its distance from the alcohol end of the sphingoid base, and contains a cytochrome b5 domain that acts as the direct electron donor to the active site of the desaturase. Group: Enzymes. Synonyms: desA (gene name). Enzyme Commission Number: EC 1.14.19.19. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0981; sphingolipid 10-desaturase; EC 1.14.19.19; desA (gene name). Cat No: EXWM-0981.
sphingolipid 4-desaturase
The enzyme, which has been characterized from plants, fungi, and mammals, generates a trans double bond at position 4 of sphinganine bases in sphingolipids. The preferred substrate is dihydroceramide, but the enzyme is also active with dihydroglucosylceramide. Unlike EC 1.14.19.29, sphingolipid 8-desaturase, this enzyme does not contain an integral cytochrome b5 domain and requires an external cytochrome b5. The product serves as an important signalling molecules in mammals and is required for spermatide differentiation. Group: Enzymes. Synonyms: dehydroceramide desaturase. Enzyme Commission Number: EC 1.14.19.17. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0979; sphingolipid 4-desaturase; EC 1.14.19.17; dehydroceramide desaturase. Cat No: EXWM-0979.
sphingolipid 8-(E)-desaturase
The enzyme, characterized from the yeasts Kluyveromyces lactis and Candida albicans and from the diatom Thalassiosira pseudonana, introduces a trans double bond at the 8-position of sphingoid bases in sphingolipids. The enzyme determines the position of the double bond by its distance from the alcohol end of the sphingoid base, and contains a cytochrome b5 domain that acts as the direct electron donor to the active site of the desaturase. The homologous enzymes from higher plants, EC 1.14.19.29, sphingolipid 8-(E/Z)-desaturase, act on phytosphinganine (4-hydroxysphinganine) and produces a mixture of trans and cis isomers. Group: Enzymes. Synonyms: 8-sphingolipid desaturase (ambiguous); 8 fatty acid desaturase (ambiguous); DELTA8-sphingolipid desaturase (ambiguous). Enzyme Commission Number: EC 1.14.19.18. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0980; sphingolipid 8-(E)-desaturase; EC 1.14.19.18; 8-sphingolipid desaturase (ambiguous); 8 fatty acid desaturase (ambiguous); DELTA8-sphingolipid desaturase (ambiguous). Cat No: EXWM-0980.
sphingolipid 8-(E/Z)-desaturase
The enzymes from higher plants convert sphinganine, 4E-sphing-4-enine and phytosphinganine into E/Z-mixtures of Δ8-desaturated products displaying different proportions of geometrical isomers depending on plant species. The nature of the actual desaturase substrate has not yet been studied experimentally. The enzymes contain an N-terminal cytochrome b5 domain that acts as the direct electron donor to the active site of the desaturase. The homologous enzymes from some yeasts and diatoms, EC 1.14.19.18, sphingolipid 8-(E)-desaturase, act on sphing-4-enine ceramides and produce only the trans isomer. Group: Enzymes. Synonyms: 8-sphingolipid desaturase (ambiguous); 8 fatty acid desaturase (ambiguous); DELTA8-sphingolipid desaturase (ambiguous). Enzyme Commission Number: EC 1.14.19.29. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0992; sphingolipid 8-(E/Z)-desaturase; EC 1.14.19.29; 8-sphingolipid desaturase (ambiguous); 8 fatty acid desaturase (ambiguous); DELTA8-sphingolipid desaturase (ambiguous). Cat No: EXWM-0992.
sphingolipid C4-monooxygenase
The enzyme, which belongs to the familiy of endoplasmic reticular cytochrome b5-dependent enzymes, is involved in the biosynthesis of sphingolipids in eukaryotes. Some enzymes are bifunctional and also catalyse EC 1.14.19.17, sphingolipid 4-desaturase. Group: Enzymes. Synonyms: sphinganine C4-monooxygenase; sphingolipid C4-hydroxylase; SUR2 (gene name); SBH1 (gene name); SBH2 (gene name); DEGS2 (gene name). Enzyme Commission Number: EC 1.14.18.5. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0967; sphingolipid C4-monooxygenase; EC 1.14.18.5; sphinganine C4-monooxygenase; sphingolipid C4-hydroxylase; SUR2 (gene name); SBH1 (gene name); SBH2 (gene name); DEGS2 (gene name). Cat No: EXWM-0967.
sphingolipid C9-methyltransferase
The enzyme, characterized from the fungi Komagataella pastoris and Fusarium graminearum, acts only on ceramides and has no activity with free sphingoid bases or glucosylceramides. Group: Enzymes. Enzyme Commission Number: EC 2.1.1.317. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1925; sphingolipid C9-methyltransferase; EC 2.1.1.317. Cat No: EXWM-1925.
Sphingomyelin. Group: Biochemicals. Alternative Names: N-Hexadecanoyl-D-sphingosine-1-phosphocholine. Grades: Highly Purified. CAS No. 85187-10-6,383907-87-7,13053-57-1. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C39H79N2O6P. US Biological Life Sciences.
Worldwide
Sphingomyelin
Sphingomyelin. Alternative Names: Sphingomyelins; Phosphingosides; Phosphatides, sphingosine-contg.; Ceramides, 1-(dihydrogen phosphates), monoesters with choline hydroxide, inner salts; Lipoid E-SM; Coatsome NM 70; Milk Ceramide 4G; Ceramide BT. CAS No. 85187-10-6.
Sphingomyelin
Sphingomyelin is a eukaryotic sphingolipid and one of the major constituents of cell membranes and particularly abundant in the myelin sheath that surrounds neuronal axons. Sphingomyelin plays an important role in cell processes, the regulation of inflammatory responses, and signal transduction. Sphingomyelin metabolism is associated with various central nervous system diseases and Niemann-Pick disease[1][2][3][4]. Uses: Scientific research. Category: Signaling pathways. CAS No. 85187-10-6. Pack Sizes: 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-113498.
sphingomyelin deacylase
The enzyme is involved in the sphingolipid metabolism in the epidermis. Group: Enzymes. Synonyms: SM deacylase; GcSM deacylase; glucosylceramide sphingomyelin deacylase; sphingomyelin glucosylceramide deacylase; SM glucosylceramide GCer deacylase; SM-GCer deacylase; SMGCer deacylase. Enzyme Commission Number: EC 3.5.1.109. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-4388; sphingomyelin deacylase; EC 3.5.1.109; SM deacylase; GcSM deacylase; glucosylceramide sphingomyelin deacylase; sphingomyelin glucosylceramide deacylase; SM glucosylceramide GCer deacylase; SM-GCer deacylase; SMGCer deacylase. Cat No: EXWM-4388.
Sphingomyelin from chicken egg yolk
Sphingomyelin from chicken egg yolk. CAS No. 85187-10-6. Cenik is your partner of choice for specialised chemicals. We don't just provide products - we supply solutions to your technical and regulatory specifications.
Sphingomyelin (Milk, Bovine)
Sphingomyelin is a bioactive sphingolipid found in mammalian cell membranes. Alternative Names: N-(tricosanoyl)-sphing-4-enine-1-phosphocholine; C23 Sphingomyelin; SM(d18:1/23:0); SM d41:1; Milk SM; milk sphingomyelin. Grades: >99%. CAS No. 475662-40-9. Molecular formula: C46H93N2O6P. Mole weight: 801.21.
sphingomyelin phosphodiesterase
Has very little activity on phosphatidylcholine. Group: Enzymes. Synonyms: neutral sphingomyelinase. Enzyme Commission Number: EC 3.1.4.12. CAS No. 9031-54-3. SMase. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-3712; sphingomyelin phosphodiesterase; EC 3.1.4.12; 9031-54-3; neutral sphingomyelinase. Cat No: EXWM-3712.
sphingomyelin phosphodiesterase D
Does not act on phosphatidylcholine, but hydrolyses 2-lysophosphatidylcholine to choline and 2-lysophosphatidate. Group: Enzymes. Synonyms: sphingomyelinase D. Enzyme Commission Number: EC 3.1.4.41. CAS No. 54992-31-3. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-3725; sphingomyelin phosphodiesterase D; EC 3.1.4.41; 54992-31-3; sphingomyelinase D. Cat No: EXWM-3725.
sphingomyelin synthase
The reaction can occur in both directions. This enzyme occupies a central position in sphingolipid and glycerophospholipid metabolism. Up- and down-regulation of its activity has been linked to mitogenic and pro-apoptotic signalling in a variety of mammalian cell types. Unlike EC 2.7.8.3, ceramide cholinephosphotransferase, CDP-choline cannot replace phosphatidylcholine as the donor of the phosphocholine moiety of sphingomyelin. Group: Enzymes. Synonyms: SM synthase; SMS1; SMS2. Enzyme Commission Number: EC 2.7.8.27. CAS No. 58703-97-2. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-3326; sphingomyelin synthase; EC 2.7.8.27; 58703-97-2; SM synthase; SMS1; SMS2. Cat No: EXWM-3326.