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Chinese wholesale Boc-Amino Acid - 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... -
Excellent quality 1-Boc-D-Pyroglutamic Acid Ethyl Ester - 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 New Style N-Glycyl-L-Tyrosine - H-Hyp-OMe·HCl – Baishixing
Specifications Formula Weight 181.62 Percent Purity 98% Chemical Name or Material trans-4-Hydroxy-L-proline methyl ester hydrochloride Appearance: White powder Product Quality meets: Company standards. Stock status: Usually keep100-200KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate, and cell culture field. Package: 25kg / barrel/ Bag Other Name: trans-4-Hydroxy-L-proline methyl ester; 4-HYDROXY-L-PROLINE METHYL ESTER HCl; H-HYP-OME HCL; H... -
Excellent quality 1-Boc-D-Pyroglutamic Acid Ethyl Ester - H-D-Val-OMe·HCl – Baishixing
Specifications Assay Percent Range 99% Linear Formula (CH3)2CHCH(NH2)COOCH3·HCl Infrared Spectrum Authentic Formula Weight 167.63 Specific Rotation -13.5° to -17.5° (20°C, 589nm) (c=2, H2O) Physical Form Powder Percent Purity ≥98.5% Color White Chemical Name or Material D-Valine methyleester hydrochloride 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 wi... -
Cheap price Boc-Pyr-Oet Supplier - L-Alaninamide hydrochloride – Baishixing
Specifications Appearance White crystals or crystalline powder Specific Rotation[α]20/D +9.0°～+13.0°(C=1,H2O) Purity ≥98.0% Chloride(CL) 27.0%～29.0% Melting point 210～220℃ Heavy metal(Pb) ≤10ppm Water Content(KF) ≤1.0% Appearance: White powder Assay: 99% min Product Quality meets: Company standard Package: 25kg / barrel Physicochemical properties Melting point: 212-217 ° C Boiling point: 247.4 ° C at 760 mmHg Flash point: 103.4 ° C Storage condition: 2-8 ° C security in... -
Excellent quality 1-Boc-D-Pyroglutamic Acid Ethyl Ester - L-Tyrosine – Baishixing
Specifications Assay Percent Range 99% Solubility Information Soluble in hydrochloric acid. Slightly soluble in water. Formula Weight 181.19 Percent Purity 99% Melting Point >300°C Optical Rotation −11° (c=4 in 1N HCl) Chemical Name or Material L-Tyrosine Appearance: White powder Product Quality meets: AJI97, EP8, USP38 standards. Stock status: Usually keep 4000-5000KGs in stock. Applications L-Tyrosine is used in pharmaceuticals, dietary supplements and food additives. ... -
2021 wholesale price L-Glutamic Acid Food Grade - Direct factory Delivery for China Pharmaceutical Grade Amino Acid CAS 87-32-1 98% 99% Powder Acetyltryptophan/N-Acetyl-Dl-Tryptophan with Best Price – Baishixing
Our progress depends about the advanced products ,fantastic talents and continuously strengthened technology forces for Direct factory Delivery for China Pharmaceutical Grade Amino Acid CAS 87-32-1 98% 99% Powder Acetyltryptophan/N-Acetyl-Dl-Tryptophan with Best Price, We are generally looking ahead to forming effective business associations with new clientele around the world. Our progress depends about the advanced products ,fantastic talents and continuously strengthened technology forces ... -
Wholesale Amino Acids Ile - Glycyl-L-glutamine monohydrate – Baishixing
Specifications Appearance White powder or off-white powder Specific rotation -0.8°~ -2.8° Assay ≥98.5% Chloride ≤0.05% PH 4.5~6.5 Iron (Fe) ≤30ppm Sulfate (SO4) 0.03% Heavy metals: ≤15ppm Loss on drying ≤1.0% Residue on Ignition ≤0.3% 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: 25k... -
Trending Products China N-Acetyl-L-Tyrosine 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 ... -
Fast delivery Boc-Pyr-Oet - 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 ... -
Factory wholesale Amino Acids Glu - 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... -
Wholesale Boc-L-Pyroglutamic Acid Benzyl Ester - Ethyl 2,4-dihydroxy-6-methyl-3-pyridinecarboxylate – Baishixing
Specifications Appearance white to off-white powder Purity(HPLC) ≥98.5% Water Content(K.F) ≤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, buffer, cell culture fields. Package: 25kg / barrel CAS No.：70254-52-3 Molecular Formula：C9H11NO4 Molecular Weight：197.1879 Synonym(s): Ethyl 2,4-dihydroxy-6-me...
