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Big Discount N-Acetyl L-Tyrosine Powder Price - Orotic Acid Monohydrate – Baishixing
Specifications Appearance white crystalline powder Purity (HPLC) ≥99.0% Single Impurity ≤0.5% Total Impurities ≤1.0% Heavy metal(Pb) ≤10ppm Assay ≥98.5% Loss on drying ≤0.50% pH 2.0～3.0 Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 10,000-20,000KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate, buffer, cell culture fields. Package: 25kg / barrel ... -
Discount wholesale N-Acetyl L-Tyrosine Whole Sale - D-Glutamic Acid – Baishixing
Specifications Merck Index 14,4469 Solubility Information Soluble in water (8.88mg/mL) at 25°C. Formula Weight 147.13 Percent Purity ≥99% Melting Point 199°C (decomposition) Optical Rotation −30° (c=10 in 2N HCl) Chemical Name or Material D-Glutamic acid 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... -
Factory best selling N-Methyl-L-Alanine Powder - DL-Tyrosine – Baishixing
Specifications Chemical Name or Material DL-Tyrosine CAS 556-03-6 Molecular Formula C9H11NO3 Infrared Spectrum Authentic Beilstein 14, 621 Synonym dl-tyrosine, h-dl-tyr-oh, 2-amino-3-4-hydroxyphenyl propanoic acid, tyrosin, tyrosine, dl, l-tyrosine, free base, tirosina, l-tryosine, 3-4-hydroxyphenyl-dl-alanine, benzenepropanoic acid, s InChI Key OUYCCCASQSFEME-UHFFFAOYSA-N IUPAC Name 2-amino-3-(4-hydroxyphenyl)propanoic acid PubChem CID 1153 Formula Weight 181.19 Percen... -
China Gold Supplier for China Bulk Price Health Supplement L-Tyrosine - Boc-L-Hydroxyproline – Baishixing
Specifications Appearance White or off-white powder Specific Rotation[α]20/D -52.0°～-55.0° (C=1 DMF) Melting point 123℃～127℃ Assay ≥98.0% Loss on drying ≤1.0% Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 100-200KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate. Package: 25kg / barrel Physical parameters Melting point: 123-127 & ordm; C Specific rotat... -
factory low price D-Alanine - D-Leucine – Baishixing
Specifications Additional Information L-enantiomer: < 0.5% Arsenic (As) 2ppm max. Appearance of Solution (5% soln. in 3N HCl) clear, colorless Heavy Metals (as Pb) 10ppm max. Assay Percent Range 99% Linear Formula (CH3)2CHCH2CH(NH2)CO2H Infrared Spectrum Authentic Iron (Fe) 10ppm max. Loss on Drying 0.2% max. Residue after Ignition 0.1% max. Formula Weight 131.17 Specific Rotation -14.9° to -16° (20°C, 589nm) (c=4, 6N HCl) Physical Form Crystalline Powder, Crysta... -
2021 Good Quality Cas 3061-88-9 - N-Acetyl-DL-tryptophan – Baishixing
Specifications Test Item Specification Appearance White to off-white Powder Identification by IR Conforms To Reference Assay 99.0% – 101.0% Solubility (1% in 4% NaOH) Clear,Colorless to Slightly Yellow Solution Ammonium （NH4） ≤200 ppm Sulfated ash ≤0.1% Heavy metal(Pb) ≤10ppm Loss on drying ≤0.5% Iron(Fe) ≤10ppm Non-Animal origin To Pass Conclusion The results conform with EP8.0 standard. Appearance: White to off-white powder, Melting point: 204-206 & ... -
Factory Cheap Hot Cas 115888-13-6 - 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... -
Chinese wholesale Boc-Amino Acid - 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... -
Low price for Cas. 205524-46-5 Hormones - L-Cystine Dihydrochloride – Baishixing
Specifications Appearance White crystal or crystalline powde Infrared Spectroscopy Conforms to known standard Specific Rotation[α]20/D -152°～ -167°(C=2,1NHCL) Transmit tance ≥98.0% Sulphate（SO42-） ≤0.02% Iron(Fe) ≤10ppm Residue on ignition ≤0.10% Heavy metal(Pb) ≤10ppm Assay 98.5%～101.0% Loss on drying ≤1.0% Appearance: White to off-white powder Assay: 98.5%～101.0% Specific Orotation: -152°～ -167°(C=2,1NHCL) Product Quality meets: Company standard Stock status: ... -
OEM/ODM Supplier Boc-L-Pyroglutamic Acid Methyl Ester - DL-Tryptophan – Baishixing
Specifications Chemical Name or Material DL-Tryptophan CAS 54-12-6 Assay Percent Range 98% Infrared Spectrum Authentic Beilstein 22, 550 Other Amino Acids (TLC) Not detected Packaging 25kg/barrel SMILES C1=CC=C2C(=C1)C(=CN2)CC(C(=O)O)N Molecular Weight (g/mol) 204.229 ChEBI CHEBI:27897 Physical Form Crystalline Powder Color Beige to White or Yellow Name Note 99% Appearance of Solution (1% in 1M HCl) clear to slightly hazy, colorless to yellow solution Molecular ... -
Cheap price Boc-Pyr-Oet Supplier - D- Tryptophan methyl ester HCl – Baishixing
Specifications Melting Point 205°C Formula Weight 254.71 Physical Form Crystal-Powder at 20°C Percent Purity ≥98.0% (N) Chemical Name or Material D-Tryptophan Methyl Ester Hydrochloride Appearance: White to off-white powder Purity: 99%min Melting point: 213-216 ℃ Boiling point: 390.6 ℃ at 760 mmHg Flash point: 190 ℃ Refractive index: – 19 ° (C = 5, MeOH) Vapor pressure: 2.62e-06mmhg at 25 ℃ Product Quality meets: Our company standards. Stock status: Usually keep 400-500KGs... -
OEM/ODM Supplier Boc-L-Pyroglutamic Acid Methyl Ester - Ethyl L-thiazolidine-4-carboxylate HCL – Baishixing
Appearance: White powder Product Quality meets: Company standards. Stock status: Usually keep100-200KGs in stock. Application: it is the intermediate of Pidotimod. Package: 25kg / barrel InChI：InChI=1/C6H11NO2S.ClH/c1-2-9-6(8)5-3-10-4-7-5;/h5,7H,2-4H2,1H3;1H Boiling point: 289.7 ° C at 760 mmHg Flash point: 129 ° C Vapor pressure: 0.00164mmhg at 25 ° C Synonym(s): ETHYL L-THIAZOLIDINE-4-CARBOXYLATE HYDROCHLORIDE (R)-4-Thiazolidinecarboxylic acid ethyl ester hydrochloride ETHYL L-THIAZOLIDINE...
