Vitamin K3 | 58-27-5 : kuv
Khoom Description
Nws yog qee zaum hu ua vitamin k3, txawm hais tias derivatives ntawm naphthoquinone tsis muaj cov saw sab hauv 3-txoj hauj lwm tsis tuaj yeem ua rau tag nrho cov haujlwm ntawm K Vitamins. Menadione yog vitamin precursor ntawm K2 uas siv alkylation los tawm menaquinones (MK-n, n = 1-13; K2 vitamers), thiab li no, yog zoo dua cais raws li ib tug provitamin.
Nws tseem hu ua "menaphthone".
Specification
| Yam khoom | STANDARD |
| TSEEM CEEB | Yellowish crystalline hmoov |
| PURITY(%) | >= 96.0 TEST METHOD UV |
| MENADIONE (%) | >= 43.0 TEST METHOD UV |
| Nicotinamide (%) | >=31.0 TEST METHOD UV |
| Dej (%) | =< 1.5 TEST METHOD Karl Fisher |
| Cov hlau hnyav (Pb) (%) | =<0.002 |
