CODCr reagents
Katalog №BWZ6114-2016Hajmi5 bottles/setNarxi
Bu mahsulot hozircha mavjud emas.
Texnik xususiyatlari
| Shakli | Suyuq |
|---|---|
| Yaroqlilik muddati | 12 oy |
| Matritsa | Sulfuric acid and ultrapure water |
| Qadoq | Plastic bottle,glass bottle |
| Saqlash sharoiti | Xona haroratida, germetik va yorug‘likdan himoyalangan joyda saqlang. Ishlatishdan oldin (20±3) ℃ gacha keltirib, yaxshilab chayqating. Ochilgandan so‘ng darhol ishlating, ifloslanishdan saqlang. |
Qadoq hajmi
5 bottles/set, 10g/L
Tarkibi va attestatsiya qiymatlari
| Modda | Attestatsiya qiymati | Noaniqlik (k=2) | CAS |
|---|---|---|---|
| Sulfuric acid silver - Sulfuric acid solution | 10g/L | / | 10294-26-5 |
| Potassium dichromate standard solution | c(1/6K2Cr2O7)=0.02509mol/L | 2% | 7778-50-9 |
| mercuric sulfate solution | 100g/L | / | 7783-35-9 |
| try ferrous sulfite | / | / | 14634-91-4 |
| Ammonium iron(II) sulfate | 0.05003mol/L | 2% | 7783-85-9 |