Ipari iwe-ẹri: Iwe-ẹri ti CRM yii wulo titi di Oṣu Kini Ọjọ 1, Ọdun 2025.
Table 3. Awọn ọna fun igbeyewo isokan
Tiwqn | Awọn ọna itupalẹ | Apeere to kere julọ (g) |
TFE | Titanium(III) Idinku kiloraidi potasiomu dichromate ọna titration | 0.2 |
SiO2 | Ọna spectrophotometric bulu silicomolybdic | 0.2 |
Al2O3、CaO、MgO、TiO2,Mn,P | ICP-AES | 0.2 |
K2Lori2O | AAS | 0.2 |
S | Ọna gbigba infurarẹẹdi | 0.2 |