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China wholesale Vitamins and Derivatives - Fmoc-His(Boc)-OH – Baishixing
Specifications Appearance White to off-white powder Purity(HPLC) ≥97% Specific Rotation[α]]20/D -7°±2.5°（C=1 in DMF） Optical Purity ≦0.5% D-enantiomer Clarity of solution 0.3 gram in 2ml DMF clear solution Water Content (K.F) ≦3.0% Loss on drying ≦3.0% (60℃，2h) Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 10KGs in stock. Application: it is widely used in food additives, pharmaceutical interme... -
Manufactur standard D-Pyroglutamic - L-ALANYL-L-TYROSINE – Baishixing
Specifications Appearance White powder Specific Rotation[α]20/D +22.0°～+24.0°(C=2,5N HCL) Residue on ignition ≤0.5% Heavy Metals (Pb) ≤10ppm Arsenic ≤1ppm Water Content (by KF) 5.5%～7.5% Assay 97.0%～103.0% Endotoxin ≤ 10Eu/g Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep2000-3000KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate,cell culture fields. Pa... -
Fast delivery Boc-Pyr-Oet - D-Threonine – Baishixing
Specifications Color White Formula Weight 119.12 Physical Form Crystal-Powder at 20°C Percent Purity ≥98.0% (T) Chemical Name or Material D-(+)-Threonine Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 300-400KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate of Cefbuperazone. Package: 25kg / barrel Physical and chemical properties White crystal or crystalline p... -
Wholesale Price China Boc Amino Acids and Derivatives - L-Glutamic Acid – Baishixing
Specifications Appearance White to off-white powder Specific Rotation[α]20/D +31.5°~ +32.5° Chloride(CL) ≤0.02% Sulpbate（SO42-） ≤0.02% Iron (Fe) ≤10ppm Residue on ignition ≤0.1% Heavy metal (Pb) ≤10ppm Assay 98.5%~101.5% Loss on drying ≤0.1% individual impurity ≤0.5% total impurity ≤2.0% Appearance: White to off-white powder Product Quality meets: AJI92, EP8, USP38 standards. Stock status: Usually keep 10,000KGs in stock. Application: it is widely used in food addi... -
PriceList for D-Pyroglutamic Acid - L-Valine methyl ester HCL – Baishixing
Specifications Solubility Information Soluble in methanol (50mg/ ml-clear,colorless solution). Formula Weight 152.62 Physical Form Solid Percent Purity 95% Melting Point 266°C to 270°C Chemical Name or Material L-Valinamide hydrochloride Appearance: White powder MDL No. mfcd00012497 Beilstein 3594960 EC № 228-620-9 Product Quality meets: Company standards. Stock status: Usually keep100-200KGs in stock. Hazard statement Safety level: 22-24 / 25 Properties and stability If it is... -
Big Discount N-Acetyl L-Tyrosine Powder Price - L-Leucine – Baishixing
Specifications Solubility Information Solubility in water: 22.4g/L (20°C). Other solubilities: 10.9g/L acetic acid, slightly soluble in alcohol, insoluble in ether Formula Weight 131.17 Specific Rotation + 15.40 Sublimation Point 145.0 °C Specific Rotation Condition + 15.40 (20.00°C c=4, 6N HCl) Melting Point 286.0°C to 288.0°C Quantity 500g Chemical Name or Material L-Leucine Physicochemical properties L-leucine is a white crystalline or crystalline powder. It is a non-po... -
2021 China New Design L-Pyroglutamic Acid - D-Threonine – Baishixing
Specifications Color White Formula Weight 119.12 Physical Form Crystal-Powder at 20°C Percent Purity ≥98.0% (T) Chemical Name or Material D-(+)-Threonine Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 300-400KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate of Cefbuperazone. Package: 25kg / barrel Physical and chemical properties White crystal or crystalline p... -
Factory supplied 302-72-7 - H-VAL-NH2·HCL – Baishixing
Specifications Solubility Information Soluble in methanol (50mg/ ml-clear,colorless solution). Formula Weight 152.62 Physical Form Solid Percent Purity 95% Melting Point 266°C to 270°C Chemical Name or Material L-Valinamide hydrochloride Appearance: White powder Product Quality meets: Company standards. Stock status: Usually keep100-200KGs in stock. Physicochemical properties Melting point: 266-270 ℃ Boiling point: 273.6 ° C at 760 mmHg Flash point: 119.3 ° C Vapor pressure: ... -
Chinese wholesale Boc-Amino Acid - DL-Pyroglutamic acid – Baishixing
Specifications Chemical Name or Material DL-Pyroglutamic Acid CAS 149-87-1 Synonym dl-pyroglutamic acid, 2-pyrrolidone-5-carboxylic acid, dl-proline, 5-oxo, 5-oxo-dl-proline, pyroglutamate, h-dl-pyr-oh, pyrrolidonecarboxylic acid, 5-oxoprolinate, d-+-pyroglutamic acid, dl-pidolic acid SMILES C1CC(=O)NC1C(=O)O Molecular Weight (g/mol) 129.115 ChEBI CHEBI:16010 Physical Form Solid Molecular Formula C5H7NO3 InChI Key ODHCTXKNWHHXJC-UHFFFAOYSA-N IUPAC Name 5-oxopyrrolidine-2-... -
Low price for Alanine - BOC-O-METHYL-D-SERINE – Baishixing
Product Name: N6-CBZ-L-Lysine
C / List no.: 214-585-7
CAS no.: 1155-64-2
Mol. formula: C14H20N2O4
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PriceList for Amino Acids Gly - Pidotimod – Baishixing
Specifications Appearance white powder Assay ≥99.0% Residue on ignition ≤0.20% Heavy metal(Pb) ≤20ppm Loss on drying 9.0%～11.0% PH 2.2～3.0 .Product Quality meets: Our company standards. Stock status: Usually keep 10,000-20,000KGs in stock. Application: Pidotimod is an immunomodulator, which is suitable for patients with low immune function. It can also be used to prevent acute infection, shorten the course of disease and reduce the severity of the disease. It can be used as ... -
2021 Good Quality Cas 3061-88-9 - L-Leucine Ethyl Ester HCL – Baishixing
Specifications Color White Melting Point 136°C Formula Weight 195.69 Physical Form Crystal-Powder at 20°C Percent Purity ≥99.0% (T) Chemical Name or Material L-Leucine Ethyl Ester Hydrochloride Appearance: White powder Assay: 99% min Product Quality meets: Company standard Stock status: Usually keep100-200KGs in stock. Application: it is the intermediate of food additives, pharmaceutical intermediates. Package: 25kg / barrel Numbering system CAS No.: 2743-40-0 MDL No.: mfcd000...
