1, Tshuaj Lub Npe: Zinc Sulfate heptahydrate
2, Molecular Formula: ZnSO4 · 7H2O
3, Molecular Luj: 287.50
CAS: 7446-20-0 Nr
5, Cim: Nws yog xim tsis muaj pob tshab prism lossis spicule lossis granular crystalline hmoov, tsw ntxhiab. Tus txheeb ze ntom ntom yog 1.957. Melting point yog 100 degree. Nws yooj yim soluble hauv dej thiab aqueous kua yog acidic rau litmus. Nws yog me ntsis soluble hauv ethanol thiab glycerin., nws yuav effloresced maj mam nyob rau hauv cov huab cua qhuav ntawm chav tsev kub.
6, Kev Siv: Nws yog siv los ua khoom noj khoom haus ntxiv (zinc fortifier) thiab kev pab ua haujlwm. Nws yog siv rau hauv cov khoom siv mis nyuj, cov khoom noj me nyuam mos, kua thiab mis nyuj haus, nplej thiab nws cov khoom, cov ntsev ntsev, dej qab zib, mis niam thiab coco hmoov thiab lwm yam khoom noj khoom haus tsw qab.
7, Ntim: Nws tau ntim nrog lub hnab polyethylene ua txheej txheej sab hauv, thiab lub hnab yas sib xyaw ua ke raws li txheej txheej. Qhov hnyav ntawm txhua lub hnab yog 25kg.
8, Cia thiab Thauj Khoom: Nws yuav tsum tau muab cia rau hauv qhov chaw qhuav thiab qhov cua, khaws cia kom deb ntawm tshav kub thiab ya raws thaum thauj, tshem tawm nrog kev saib xyuas kom tsis txhob muaj kev puas tsuaj. Tsis tas li ntawd, nws yuav tsum tau muab cais tawm ntawm cov tshuaj lom.
Specification | GB25579-2010 | FCC VII |
Cov ntsiab lus,w/% | 99.0-100.5 | 98.0-100.5 |
Arsenic (As),w/%Tsawg dua los yog sib npaug | 0.0003 | ———— |
Alkalis thiab Alkaline Earths,w/%Tsawg dua los yog sib npaug | 0.50 | 0.50 |
Acidity, | Dhau qhov kev xeem | Pass Test |
Selenium (Se),w/%Tsawg dua los yog sib npaug | 0.003 | 0.003 |
Mercury (Hg),w/%Tsawg dua los yog sib npaug | 0.0001 | 0.0005 |
Lead (Pb),w/%Tsawg dua los yog sib npaug | 0.0004 | 0.0004 |
Cadmium (Cd),w/%Tsawg dua los yog sib npaug | 0.0002 | 0.0002 |
Cim npe nrov: Khoom noj khoom haus qib zinc sulfate heptahydrate, Tuam Tshoj zaub mov qib zinc sulfate heptahydrate manufacturers, lwm tus neeg, Hoobkas
