S-Adenosyl L-methionine |29908-03-0
Nkọwa ngwaahịa:
Ndị ọkà mmụta sayensị (Cantoni) chọtara S-adenosylmethionine na 1952.
A na-emepụta ya site na adenosine triphosphate (ATP) na methionine n'ime sel site na methionine adenosyl transferase (Methionine Adenosyl Transferase), na mgbe ọ na-ekere òkè na mmeghachi omume mbufe methyl dị ka coenzyme, ọ na-efunahụ otu methyl wee decomposes n'ime S-adenosyl otu Histidine. .
Ngosipụta nka nka nke L-Cysteine 99%:
Nkọwapụta ihe nyochan
Ọdịdị Ọcha na ntụ ntụ na-acha ọcha
Ọdịnaya Mmiri (KF) 3.0% Max
Sulfated Ash 0.5% Max.
PH (5% AQUEOUS ngwọta) 1.0 -2.0
S, S-Isomer (HPLC) 75.0% MIN
SAM-e ION (HPLC) 49.5 - 54.7%
P-toluenesulfonic acid 21.0-24.0%
Ọdịnaya nke sulfate (SO4) (HPLC) 23.5%-26.5%
Tosylate nke disulfate 95.0%-103%
Ihe ndị emetụtara (HPLC):
S-adenosyl-l-homocysteine 1.0% MAX.
Adenine 1.0% MAX.
Methylthioadenosine 1.5% Max
- adenosine 1.0% MAX.
- Mkpokọta adịghị ọcha 3.5% MAX.
Ọla dị arọ Ọ bụghị ihe karịrị 10 ppm
Ndu ọ bụghị ihe karịrị 3 ppm
Cadmium abụghị ihe karịrị 1 ppm
Mercury ọ bụghị ihe karịrị 0.1 ppm
Arsenic ọ bụghị ihe karịrị 2 ppm
Microbiology
Ngụkọta ọnụ ọgụgụ ikuku ≤1000cfu/g
Yist na ebu ọnụ ≤100cfu/g
E. coli Adịghị/10g
S. aureus Adịghị/10g
Salmonella adịghị / 10g
