Product Name: L-Carnosine
MF: C9H14N4O3
MW: 226.24
CAS #: 305-84-0
Appearance White to off-white powder
Specific Rotation [20/D] 22.8 Degree (c=1, H 2 O)
Melting point 252.3~254.8ºC
Loss on Drying 0.3%
Purity (HPLC) 99.5%
Test Items |
Standard |
result |
Appearance |
White to off-white powder |
Conform |
Identification (IR) |
Complying |
Conform |
Specific Rotation [20/D] |
+20.0~+24.0 Degree (c=1, H 2 O) |
22.8 Degree (c=1, H 2 O) |
Heavy Metals (Pb) |
Not more than 5PPM |
Conform |
Mold & Yeast |
Not more than 100cfu/g |
Conform |
E. Coli |
Negative |
Conform |
Salmonella |
Negative |
Conform |
Residue on ignition |
Less than 1000 PPM |
Conform |
Melting point |
245~262º C |
252.3~254.8º C |
Loss on Drying |
Not more than 1.0% |
0.3% |
Purity (HPLC) |
Not less than 99.0% |
99.5% |
Established in 2003, Chengdu Baishixing Science and Technology Industry Co., Ltd a manufacturer and trader specialized in the research, development and production of amino acid. We are located in Chengdu, Sichuan, with convenient transportation access. All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.
If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.