Rasm mavjud emas
Portable photometric test kit for ammonia nitrogen determination(Nessler's reagent method) (HJ 1448-2026)
Katalog №BWS3075Hajmi100 times/boxNarxi
Bu mahsulot hozircha mavjud emas.
Texnik xususiyatlari
| Shakli | Suyuq |
|---|---|
| Yaroqlilik muddati | 12 oy |
| Matritsa | Suv |
| Qadoq | Quti |
| Saqlash sharoiti | 2–8 ℃ haroratda, germetik va yorug‘likdan himoyalangan joyda saqlang. Ishlatishdan oldin (20±3) ℃ gacha keltirib, yaxshilab chayqating. Ochilgandan so‘ng darhol ishlating, ifloslanishdan saqlang. |
Qadoq hajmi
100 times/box, /
Tarkibi va attestatsiya qiymatlari
| Modda | Attestatsiya qiymati | Noaniqlik (k=2) | CAS |
|---|---|---|---|
| Nessler's reagent | / | / | / |
| Potassium sodium tartrate solution | 500g/L | / | 6381-59-5 |
| Sodium thiosulfate solution | 3.5g/L | / | 7772-98-7 |
| Sodium hydroxide solution | 1mol/L | / | 1310-73-2 |
| Sulfuric acid solution | c(1/2H2SO4)=1mol/L | / | 7664-93-9 |
| Residual chlorine test paper | 0~20mg/L | / | / |
| Total hardness test paper | 0~425mg/L | / | / |
| Wide pH test paper | pH 1~14 | / | / |
| Ammonia nitrogen standard storage solution | 1000mg/L | 1% | 12125-02-9 |