Ammonium Formate
Ammonium Formate
Kev siv:Nws tuaj yeem siv rau hauv kev lag luam kws tshuaj lossis siv los ua cov tshuaj analytical reagents.
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.
Cia thiab thauj:Nws yuav tsum tau muab khaws cia rau hauv qhov chaw qhuav thiab qhov cua, khaws cia kom deb ntawm tshav kub thiab noo noo thaum lub sijhawm thauj mus los, 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.
Txuj Txuj Ci:(Reagent qib, HGB3478-62)
| Specification | Qib 3 (Reagent Qib) | HGB3478-62 |
| Cov ntsiab lus (HCOONH4),w/% ≥ | 96.0 ua | 98.0 ua |
| Ignition Residue,w/%≤ | 0.04 ib | 0.02 ib |
| Chlorides (Cl),mg/kg≤ | 40 | 20 |
| Sulfate (SO42-),w/%≤ | 0.01 ib | 0.005 ib |
| Lead (Pb),mg/kg≤ | 4 | 2 |
| Hlau (Fe),mg/kg≤ | 10 | 5 |
| Tus nqi PH | 6.3-6.8 | 6.3-6.8 |
Sau koj cov lus ntawm no thiab xa tuaj rau peb
