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L-Arginine-L-Pyroglutamate
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N-Acetyl-D-Leucine
  • N-Acetyl-D-Leucine
  • We are the prefessional manufactor of amino acid in China. We provides fine chemicals and advanced intermediates to our global customers. High quality, Competitive price and reliable service! N-acetyl-D-leucine Ac-D-Leu-OH Brand Name: Tongsheng ...
  • Sichuan Tongsheng Biotechnology Co., Ltd  [Verified]
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DL-Cysteine
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L-Tyrosine
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L-Methionine
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Melatonin cas 73-31-4
  • Melatonin cas 73-31-4
  • Test Items Specification Results Appearance White or pale-white crystalline powder White crystalline powder Clarity and degree of opalescence of liquids 1%ethanol and chloroform Solution Conforms Particle size 100-120mesh 200mesh Identif...
  • Hangzhou Onicon Chemical Co., Ltd.  [Verified]
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L-Lysine-L-Glutamate
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L-Tyrosine
  • L-Tyrosine
  • Appearance White crystals or crystalline powder Specific rotation[α]20/D (C=5,1mol/L HCL) -11.3 to -12.1° State of solution (Transmittance) Clear and colorless Not less than 95.0% Chloride (Cl) Not more than 0.020% Am...
  • Sichuan Tongsheng Biotechnology Co., Ltd  [Verified]
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Sodium selenite CAS 10102-18-8
  • Sodium selenite CAS 10102-18-8
  • Sodium selenite CAS 10102-18-8 Appearance: white crystalline powder /no odor Quantity: 45% to 98.50% food /feed grade Conforms to USP 29 / NF24 food grade/ BP 2002 Packing size: 5kgs/AL TIN Usage: A. used for feed additives. B. used for bo...
  • Hangzhou Onicon Chemical Co., Ltd.  [Verified]
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L-Cysteine methyl ester hydrochloride
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DL-Cysteine
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N-6-Trifluoroacetyl-L-lysine
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N-Acetyl-L-Methionine
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L-Pyroglutamic acid tert-butyl ester
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Vitamin K2(35)
  • Vitamin K2(35)
  • Menaquinone-7 (mk-7), the most bioavailable and bioactive form of Vitamin K. The high bioactivity of mk-7 is mainly due to a significantly higher half-life in the blood, which makes it the most important form of vitamin k2 with activity outs...
  • Guangdong Goodscend Pharm. Sci.&Tech. Co., Ltd  [Verified]
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