-
Manufacturer for L Threonine - 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 & ... -
New Delivery for Cas No. 556-03-6 - BOC-O-METHYL-D-SERINE – Baishixing
Specifications Appearance White to off-white powder Specific Rotation[α]20/D -10.0º ～ -16.0º (C=1 in DMF) Melting point 70℃～80℃ Purity ≥98.0% Assay 98.0%～102% Water（KF） ≤0.5% Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: no stock. The manufacturing process takes 20days. Application: it is widely used in food additives, pharmaceutical intermediate. Package: 25kg / barrel -
Special Design for N- (T-Butoxycarbonyl) -D-Tyrosine Methyl Ester - BOC-PYR-OH – Baishixing
Specifications Appearance White crystalline powder Specific Rotation [20/D] (C=2 in MEOH) -38±2° Water(KF) ≤1.0% Assay ≥98.0% 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 -
Low price for Cas. 205524-46-5 Hormones - BOC-ARG(NO2)-OH – Baishixing
Specifications Appearance White powder,No mechanical impurities Purity(HPLC) ≥99.0% Related substances(HPLC) Arga3 ≤1% Other largest single impurity ≤0.5% Total impurities ≤1.0% Isomer(HPLC) ≤0.1% 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 Synonym(s): N(alpha)-boc-N(omeg... -
Reasonable price Intermediates Of Vildagliptin - 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... -
China Cheap price Pga - 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... -
Top Quality N Acetyl L Tyrosine - Ne-Boc-L-lysine – Baishixing
Specifications Synonym(s): Ne-Boc-L-lysine H-Lys(Boc)-OH N-epsilon-tert-Butoxycarbonyl-L-lysine Nepsilon-(tert-Butoxycarbonyl)-L-lysine N(epsilon)-Boc-L-lysine Lys(Boc) N~6~-(tert-butoxycarbonyl)-L-lysine N6-(tert-Butoxycarbonyl)-L-lysine (S)-2-Amino-6-((tert-butoxycarbonyl)amino)hexanoic acid e-BOC-L-lysine. Fmoc-Lys(Boc)-OH H-L-LYS(BOC)-OH L-LYS(BOC) L-LYSINE(BOC) LYSINE(BOC)-OH N6-Boc-L-lysine NEPSILON-BOC-L-LYSINE Nε-(tert-Butoxycarbonyl)-L-lysine Nε-Boc-L-lysine General Information: Pur... -
Renewable Design for China N-Acetyl-L-Tyrosine Powder - Fmoc-Asp(Ompe)-OH – Baishixing
Specifications 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 intermediate. Package: 25kg / barrel L-Aspartic acid,N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, 4-(1-ethyl-1-methylpropyl) ester Fmoc-Asp(OMpe)-OH (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-(3-methylpentan-3-yloxy)-4-oxobutanoic acid NALPHA-(9-FLUORENYLMETHOXYCARBONYL)-L-ASP... -
Wholesale Price Special Amino Acids - BOC-L-Pyr.Ome – Baishixing
Specifications Appearance White to off-white powder Specific Rotation[α]20/D -27.0°～ -37.0°（C=0.5，chloroform） Purity（HPLC） ≥98.0% Heavy metal(Pb) ≤10ppm Water ≤0.5% 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 -
Quality Inspection for Nutrition Supplements - BOC-L-Pyr.Ome – Baishixing
Specifications Appearance White to off-white powder Specific Rotation[α]20/D -27.0°～ -37.0°（C=0.5，chloroform） Purity（HPLC） ≥98.0% Heavy metal(Pb) ≤10ppm Water ≤0.5% 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 -
Manufacturer of Tyr - 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... -
Hot Sale for 60-18-4 - Trans-4-amino-cyclohexane Carboxylic Acid Hydrochloride – Baishixing
Specifications Appearance White or off-white powder LC-MS Consistent with molecular weight Identity by 1H-NMR Consistent with structure Assay 98.0%～102.0% water ≤0.5% 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: 27960-59-4 Synonym(s): trans-4-...
