DL-Alanien |302-72-7
Produk spesifikasie:
| Item | Spesifikasies (AJI92) |
| Voorkoms | Wit kristallyne poeier |
| Assay (C3H7NO2),% (op droë materiaal) | 98,5~101,5 |
| Transmissie, % | ≥95,0 |
| pH-waarde | 5,5~7,0 |
| Swaar metale (as Pb), % | ≤0,001 |
| Verlies met droog, % | ≤0,2 |
| Oorblyfsel by ontsteking, % | ≤0.1 |
| Chloried (as Cl), % | ≤0,02 |
| Sulfaat (as SO4), % | ≤0,02 |
| Ammonium as (as NH4), % | ≤0,02 |
| Arseen (as As), % | ≤0,0001 |
| Yster (as Fe), % | ≤0,002 |
