Rasm mavjud emas
Water quality total hardness test kit
Katalog №BWS3073HajmiEthylenediaminetetraacetic acid disodium titration solution 250mLNarxi
Bu mahsulot hozircha mavjud emas.
Texnik xususiyatlari
| Shakli | Suyuq |
|---|---|
| Yaroqlilik muddati | 12 oy |
| Matritsa | Suv |
| Qadoq | 40 times/box |
| 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
Ethylenediaminetetraacetic acid disodium titration solution 250mL, 0.01003mol/L
Tarkibi va attestatsiya qiymatlari
| Modda | Attestatsiya qiymati | Noaniqlik (k=2) | CAS |
|---|---|---|---|
| Ethylenediaminetetraacetic acid disodium titration solution | 0.01003mol/L | 0.3% | 139-33-3 |
| Ammonium chloride ammonium hydroxide buffer solution | pH=10.0 | 0.5 | / |
| Eriochrome Black T | / | / | 1787-61-7 |
| Hydroxylamine hydrochloride | 10g/L | / | 5470-11-1 |
| Sodium sulfide | 50g/L | / | 1313-82-2 |