(1) siv los ua hluav taws xob tua hluav taws rau cov ntaub, ntoo, ntawv; Raws li cov neeg saib xyuas dej muag rau boilers; Xws li zaub mov ntxiv, thiab lwm yam
Yam | Cov txiaj ntsig (Tech qib) | Ua rau (zaub mov qib) |
Cov ntsiab lus tseem ceeb% ≥ | 98.0 | 98.0 |
Ci% ≥ | 0.05 | / |
So4% ≥ | 0.7 | / |
Ph ntawm 1% daws | 9.2 | 9.2 |
Dej insoluble% ≤ | 0.05 | 0.2 |
Cov hlau hnyav, raws li pb% ≤ | / | 0.001 |
Arisenic, ib yam li% ≤ | 0.005 | 0.0003 |
Pob:25 kg / hnab los yog raws li koj thov.
Cia:Khaws ntawm qhov chaw muaj cua, qhuav.
Cov Qauv Txheej Txheem:Tus qauv thoob ntiaj teb.