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  • Best Price for Tyrosine - N-Boc-trans-4-Hydroxy-L-proline methyl ester – Baishixing

    Best Price for Tyrosine - 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...
  • Cheap PriceList for 91229-91-3 - BOC-ARG(NO2)-OH – Baishixing

    Cheap PriceList for 91229-91-3 - 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...
  • professional factory for Dl-Alanine - DL-Homocysteinethiolactone HCL – Baishixing

    professional factory for Dl-Alanine - DL-Homocysteinethiolactone HCL – Baishixing

    Specifications Chemical Name or Material DL-Homocysteine thiolactone hydrochloride Molecular Formula C4H8ClNOS Beilstein 3562103 Synonym dl-homocysteine thiolactone hydrochloride, 3-aminodihydrothiophen-2 3h-one hydrochloride, 3-aminothiolan-2-one hydrochloride, hctl hydrochloride, dl-homocysteinethiolactone hydrochloride, d,l-homocysteine thiolactone hydrochloride, d,l-homocysteinthiolakton chlorid german, +–dihydro-3-amino-2 3h-thiophenone hydrochloride, 2 3h-thiophenone, dih...
  • Super Lowest Price L/D/Dl-Pyroglutamic Acid - DL-Arginine – Baishixing

    Super Lowest Price L/D/Dl-Pyroglutamic Acid - DL-Arginine – Baishixing

    Specifications Chemical Name or Material DL-Arginine Molecular Formula C6H14N4O2 Beilstein 1725411 Solubility Information Insoluble in water. SMILES C(CC(C(=O)O)N)CN=C(N)N Molecular Weight (g/mol) 174.204 ChEBI CHEBI:29016 CAS 7200-25-1 MDL Number MFCD00063117 Synonym dl-arginine, arginin, h-dl-arg-oh, 2-amino-5-carbamimidamidopentanoic acid, 2-amino-5-guanidinopentanoic acid, unii-fl26ntk3ep, dl-arginine, free base, fl26ntk3ep, wln: muyzm3yzvq &gh, arginine, dl InC...
  • Good Wholesale Vendors L-Tyrosine Powder - L-Arginine – Baishixing

    Good Wholesale Vendors L-Tyrosine Powder - L-Arginine – Baishixing

    Specifications Appearance White crystals powder Specific Rotation[α]20/D +26.3°~+27.7° Chloride(CL) ≤0.05% Sulphate(SO42-) ≤0.03% Iron(Fe) ≤30ppm Residue on ignition ≤0.30% Heavy metal(Pb) ≤15ppm Assay 98.5%~101.5% Loss on drying  ≤0.50% Conclusion The results conform with  USP35 standard. Appearance: White powder Product Quality meets: Ferment grade, quality meets AJI92, USP38. Package: 25kg / barrel Properties L-arginine is a chemical substance with the molecular...
  • China wholesale Dl-Alanine Price - N-Boc-trans-4-Hydroxy-L-proline methyl ester – Baishixing

    China wholesale Dl-Alanine Price - 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...
  • Super Lowest Price L/D/Dl-Pyroglutamic Acid - Boc-l-alanine-oh – Baishixing

    Super Lowest Price L/D/Dl-Pyroglutamic Acid - Boc-l-alanine-oh – Baishixing

    Specifications Assay Percent Range 99+% Linear Formula (CH3)3COC(O)NHC(CH3)COOH Formula Weight 189.21 Specific Rotation − 26.00 Physical Form Granular Powder Percent Purity ≥99% Specific Rotation Condition −26.00 (20.00°C c=2,CH3COOH) Color White Melting Point 81.0°C to 84.0°C Chemical Name or Material BOC-L-Alanine Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 400-500KGs in stock. Applica...
  • Hot sale Factory H-Methyl Dl-Alanine - N-Glycyl-L-tyrosine – Baishixing

    Hot sale Factory H-Methyl Dl-Alanine - N-Glycyl-L-tyrosine – Baishixing

    Specifications Appearance White Powder Specific Rotation[α]20/D +46.0°~+53.0° Chloride(CL) ≤0.02% Sulphate(SO42-) ≤0.02% Iron(Fe) ≤10ppm Residue on ignition ≤0.1% Heavy metal(Pb) ≤10ppm Water Content (by KF) ≤4.0% 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 / bar...
  • Discount wholesale N-Acetyl L-Tyrosine Whole Sale - Boc-D-Serine – Baishixing

    Discount wholesale N-Acetyl L-Tyrosine Whole Sale - Boc-D-Serine – Baishixing

    Specifications Color White-Yellow Melting Point 95°C Formula Weight 205.21 Physical Form Crystal-Powder at 20°C Percent Purity ≥98.0% (HPLC,T) Chemical Name or Material N-(tert-Butoxycarbonyl)-D-serine 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 Physicochemical properties Pro...
  • OEM manufacturer Health - Pidotimod – Baishixing

    OEM manufacturer Health - Pidotimod – Baishixing

    Specifications Appearance white powder Assay ≥99.0% Residue on ignition ≤0.20% Heavy metal(Pb) ≤20ppm Loss on drying 9.0%~11.0% PH 2.2~3.0 .Product Quality meets: Our company standards. Stock status: Usually keep 10,000-20,000KGs in stock. Application: Pidotimod is an immunomodulator, which is suitable for patients with low immune function. It can also be used to prevent acute infection, shorten the course of disease and reduce the severity of the disease. It can be used as ...
  • High Quality for (S)-N-Boc-Pyroglutamic Acid Tert-Butyl E - L-Leucine Ethyl Ester HCL – Baishixing

    High Quality for (S)-N-Boc-Pyroglutamic Acid Tert-Butyl E - L-Leucine Ethyl Ester HCL – Baishixing

    Specifications Color White Melting Point 136°C Formula Weight 195.69 Physical Form Crystal-Powder at 20°C Percent Purity ≥99.0% (T) Chemical Name or Material L-Leucine Ethyl Ester Hydrochloride Appearance: White powder Assay: 99% min Product Quality meets: Company standard Stock status: Usually keep100-200KGs in stock. Application: it is the intermediate of food additives, pharmaceutical intermediates. Package: 25kg / barrel Numbering system CAS No.: 2743-40-0 MDL No.: mfcd00...
  • Hot New Products Cas No. 144978-12-1 - Glycyl-L-glutamine monohydrate – Baishixing

    Hot New Products Cas No. 144978-12-1 - 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...