-
Professional Design Research Chemical - Trans-4-(Boc-amino)cyclohexanecarboxylic acid – Baishixing
Specifications Appearance White to off-white powder Purity（HPLC） ≥99.0% Melting point 180℃～185℃ Water content （KF） ≤0.5% Assay（ volumetric titration） 98.0%～102.0% 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 -
18 Years Factory N-Acetyl-Cysteine - 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-... -
Hot sale Cas. 113400-36-5 - 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... -
Good Wholesale Vendors L-Tyrosine Powder - N-Boc-trans-4-Hydroxy-L-proline methyl ester – Baishixing
Specifications Appearance White or off-white crystalline powder Specific Rotation[α]20/D -65.0°±3°(C=1 CHCl3) Melting point 92℃～96℃ Heavy metal(Pb) ≤20ppm 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 CAS: 53292-89-0 Synonym(s): RARECHEMARPA... -
2021 Good Quality Folic Acid - D-Tryptophan – Baishixing
Specifications Appearance of Solution (1% aq. soln.) Clear colorless to light yellow Assay Percent Range 99% Infrared Spectrum Authentic Loss on Drying 0.5% max. Formula Weight 204.23 Specific Rotation + 31.50 Physical Form Powder Solubility Solubility in water: 11g/L (20°C). Other solubilities: soluble in alkali hydroxides, soluble in hot alcohol, insoluble in chloroform Percent Purity 99% Specific Rotation Condition + 31.50 (24.00°C c=1,H2O) Color White to Yellow Me... -
Super Purchasing for L-Tyrosine Benzyl Ester - 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 ... -
Cheap price Boc-Pyr-Oet Supplier - L-pyroglutamic acid – Baishixing
Specifications Specific Rotation Condition − 27.50 (20.00°C c=10,1 N NaOH) Specific Rotation − 27.50 Water 0.5% Max. (K.F.) Color White Melting Point 152.0°C to 162.0°C Assay Percent Range 98% Beilstein 22,284 Solubility Information Solubility in water: 100-150g/l (20°). Other solubilities: soluble in alcohol and acetone Formula Weight 129.12 Physical Form Crystalline Powder Percent Purity 98% Chemical Name or Material L-pyroglutamic acid Appearance: white powder U... -
Massive Selection for N-Acetyl-L-Tyrosine Powder - China Cheap price China 99% 4, 6-Diaminoresorcinol Dihydrochloride CAS 16523-31-2 Industry Grade – Baishixing
We believe that long term partnership is a result of high quality, value added service, rich experience and personal contact for China Cheap price China 99% 4, 6-Diaminoresorcinol Dihydrochloride CAS 16523-31-2 Industry Grade, In case you have the requirement for almost any of our items, make sure you call us now. We are looking forward to hearing from you soon. We believe that long term partnership is a result of high quality, value added service, rich experience and personal contact for 4 6... -
Chinese Professional N-Boc-L-Pyroglutamic Acid - N-Acetyl-L-tyrosine – Baishixing
Specifications Appearance white powder Specific Rotation[α]20/D +46.5° ～ +49.0° Transmittance ≥96.0% Chloride(CL) ≤0.02% Ammonium（NH4+） ≤0.02% Sulphate（SO42-） ≤0.02% Iron(Fe) ≤30ppm Residue on ignition ≤0.1% Heavy metal(Pb) ≤10ppm Arsenic ≤2ppm Assay 99.0%～101.0% Loss on drying ≤0.50% PH 2.0～3.0 Product Quality meets: Our company standards. Stock status: Usually keep 300-400KGs in stock. Application: N-acetyl-l-tyrosine and n-acetyl-l-tyrosine are importan... -
PriceList for D-Pyroglutamic Acid - 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 -
China Cheap price Pharmaceutical Intermediate - 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... -
Best Price for Tyrosine - 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...
