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Manufactur standard 122536-94-1 - DL-amino acids DL-Methionine CAS No.: 59-51-8 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White crystalline powder Chloride (Cl) Not more than 0.05% Arsenic Not more than 3mg/kg Heavy metal(Pb) Not more than 10mg/kg Loss on drying Not more than 0.5% Residue on ignition Not more than 0.2% Assay Not less than 98% PH 5.4~6.1 Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transportation by sea or by air or by land Country of Origin China Payment terms T/T &nbs... -
Chinese Professional 15761-39-4 - Amino acids derivatives BOC-Glycine CAS No: 4530-20-5 bulk stock – Tongsheng Amino Acid
Product Detail Appearance White fine crystals Purity not less than 98% Melting Point 82.0 to 92.0℃ Boiling point 306.47°C (rough estimate) Solubility Soluble in water Product Quality meets Our company standards. Stability Stable under normal temperatures and pressures. Conditions for safe storage Keep container tightly closed in a dry and well-ventilated place. Incompatibilities Strong oxidizing agents – strong acids. Packing 25kg/ drum Source Chem... -
100% Original 50890-96-5 - Pharmaceutical Intermediates 2-Amino-3,5-dibromopyrazine CAS No.: 24241-18-7 – Tongsheng Amino Acid
Product Detail Appearance: white or off white to yellow to brown solid Purity: ≥98% Melting point : 114-117 °C Boiling point : 294.6±35.0 °C (Predicted) Density : 2.287±0.06 g/cm3 (Predicted) Product Quality meets: Our company standards Packing : 25kg/fiber drum or according to customer requirements Source: Chemical Synthetic Country of Origin : China Payment terms :T/T Port of Shipment : Chinese main port Synonyms 2-AMINO-3,5-DIBROMOPYRAZINE ; 3,5-DIBROMOPYRAZIN-2-YLAMINE ; 3,5-DI... -
18 Years Factory Aminodiphenylmethane - (R)-3-(Boc-Amino)piperidine CAS No.: 309956-78-3 in stock – Tongsheng Amino Acid
Product Detail Appearance: white or off white crystalline Purity: ≥98% Melting point : 121.0 to 125.0 °C Boiling point 304.8±31.0 °C(Predicted) Density 1.02±0.1 g/cm3(Predicted) Product Quality meets: Our company standards Packing : 25kg/fiber drum or according to customer requirements Source: Chemical Synthetic Country of Origin : China Payment terms :T/T Port of Shipment : Chinese main port Synonyms CARBAMICACID,(3R)-3-PIPERIDINYL-,1,1-DIMETHYLETHYLESTER ; (R)-TERT-BUTYL-PIPERIDI... -
Special Price for 74879-18-8 - DL-amino acids DL-Methionine CAS No.: 59-51-8 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White crystalline powder Chloride (Cl) Not more than 0.05% Arsenic Not more than 3mg/kg Heavy metal(Pb) Not more than 10mg/kg Loss on drying Not more than 0.5% Residue on ignition Not more than 0.2% Assay Not less than 98% PH 5.4~6.1 Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transportation by sea or by air or by land Country of Origin China Payment terms T/T &nbs... -
High Quality for D-Tyrosine - N-Acetyl-amino acids N-Acetyl-L-Leucine CAS No.: 1188-21-2 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White powder Specific Rotation [20/D] (C=4 in methanol) -22.0 to -26.0° State of Solution (Transmittance) Not less than 98.0% Heavy Metals (Pb) Not more than 20ppm Iron(Fe) Not more than 10ppm Arsenic(As2O3) Not more than 2ppm Chloride (Cl) Not more than 0.02% Loss on drying Not more than 0.35% Residue on ignition Not more than 0.20% Assay 98.0% to 102.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,... -
Hot Sale for (1s,2r)-N-Tosylephedrine - DL-amino acids DL-Methionine CAS No.: 59-51-8 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White crystalline powder Chloride (Cl) Not more than 0.05% Arsenic Not more than 3mg/kg Heavy metal(Pb) Not more than 10mg/kg Loss on drying Not more than 0.5% Residue on ignition Not more than 0.2% Assay Not less than 98% PH 5.4~6.1 Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transportation by sea or by air or by land Country of Origin China Payment terms T/T &nbs... -
High Quality 7517-19-3 - Compound salts L-Arginine-L-pyroglutamate CAS No.: 56265-06-6 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White crystalline powder Specific rotation[α]20/D (C=8 in 6N HCl) +16.5 to ~18.5 Degree Transmittance (0.5 in 10ml of H2O) Not less than 95.0% Chloride (Cl) Not more than 0.02% Sulfate(SO4) Not more than 0.02% Iron (Fe) Not more than 10ppm Heavy metal(Pb) Not more than 10ppm Ammonium(NH4) Not more than 0.02% Water(KF) Not more than 2.0% Residue on ignition(sulfated) Not more than 0.1% Assay 98.5% to 101.5% Validity period 2 years Package 2... -
Good Wholesale Vendors Fmoc-Ile-Oh - Amino acids derivatives BOC-Glycine CAS No: 4530-20-5 bulk stock – Tongsheng Amino Acid
Product Detail Appearance White fine crystals Purity not less than 98% Melting Point 82.0 to 92.0℃ Boiling point 306.47°C (rough estimate) Solubility Soluble in water Product Quality meets Our company standards. Stability Stable under normal temperatures and pressures. Conditions for safe storage Keep container tightly closed in a dry and well-ventilated place. Incompatibilities Strong oxidizing agents – strong acids. Packing 25kg/ drum Source Chem... -
Professional Design N-Acetyl-L-Glutamic Acid - N-Acetyl-amino acids N-Acetyl-L-Leucine CAS No.: 1188-21-2 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White powder Specific Rotation [20/D] (C=4 in methanol) -22.0 to -26.0° State of Solution (Transmittance) Not less than 98.0% Heavy Metals (Pb) Not more than 20ppm Iron(Fe) Not more than 10ppm Arsenic(As2O3) Not more than 2ppm Chloride (Cl) Not more than 0.02% Loss on drying Not more than 0.35% Residue on ignition Not more than 0.20% Assay 98.0% to 102.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,... -
China OEM 167393-62-6 - L-amino acids L-Prolinamide CAS No.: 7531-52-4 bulk stock – Tongsheng Amino Acid
Product Detail Appearance White crystalline powder Specific rotation(a)D20 (C=2,H2O) -11.0º to –12.0º Melting Point (ºC) 158.0ºC to 163.0 ºC Chloride (Cl) Not more than 0.02% Ammonium(NH4) Not more than 0.02% Sulfate (SO4) Not more than 0.020% Iron(Fe) Not more than 10ppm Heavy metal(Pb) Not more than 10ppm Arsenic(As2O3) Not more than 1ppm Loss on drying Not more than 0.50% Residue on ignition Not more than 0.2% Assay 98.5 to 101.0% Validity period 2 years P... -
High Quality 869-19-2 - DL-amino acids DL-Methionine CAS No.: 59-51-8 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White crystalline powder Chloride (Cl) Not more than 0.05% Arsenic Not more than 3mg/kg Heavy metal(Pb) Not more than 10mg/kg Loss on drying Not more than 0.5% Residue on ignition Not more than 0.2% Assay Not less than 98% PH 5.4~6.1 Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transportation by sea or by air or by land Country of Origin China Payment terms T/T &nbs...
