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101020-79-5 top quality Ademetionine 1,4-Butanedisulfonate CAS 101020-79-5 Ademetionine 1,4-Butanedisulfonate
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em | Specification | Result | Test Method |
Active Ingredeints | |||
Assay(based on dried) | Succinic acid adenosine methionine95.0%~105.0% | 98.40% | USP |
Adenosine methionine cation50.0%~54.0% | 51.80% | USP | |
Physical Control | |||
Appearance | White or off-white power with Hygroscopic | Complies | Visual |
Color | White | Complies | Visual |
Identification | Positive | Complies | HPLC,UV,IR |
Specific rotation[a]020 | +14.9°+28°~+34°+17.3° | +31° | USP |
Color of Solution | NMT Y2 | Complies | USP |
Clarity of Solution | NMT 1# | Complies | USP |
Residue on ignition | 0.1% Max(injection) 0.2%Max(oral) | 0.08% | USP |
Wet | 3.0%Max | 2.60% | USP |
PH | 1.8~2.5 | 2.3 | USP |
Chemical Control | |||
Heavy metals | NMT10PPM | Conforms | CPh |
Adenine | NMT0.5% | 0.09% | CPh |
S - adenosine - L homocysteine | NMT0.5% | 0.05% | CPh |
Aethylthioadenosine | NMT1% | 0.23% | CPh |
Succinic sulfonate(based on dried) | 46.0%~49.0% | 46.90% | CPh |
(S) - S - adenosine methionine | 60.0%~75.0% | 71.20% | CPh |
Impurity A | NMT2% | 1.20% | CPh |
Impurity B | NMT0.5% | 0.04% | CPh |
Other individual impurity | NMT0.1% | 0.07% | CPh |
Other total impurity | NMT1.0% | 0.15% | CPh |
Total impurity | NMT3.0% | 1.80% | CPh |
Endotoxin | ≤0.30 IU/mg | <0.02 IU/mg |
25kg/net drum or 1kg/aluminum foil bag.
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