7 Mix 4-parabens in methanol
Katalog №BWQ0575-2016Hajmi1.2mLNarxi
Bu mahsulot hozircha mavjud emas.
Texnik xususiyatlari
| Shakli | Suyuq |
|---|---|
| Yaroqlilik muddati | 24 oy |
| Matritsa | methanol |
| Qadoq | brown ampoule |
| 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
1.2mL, 1000μg/mL
Tarkibi va attestatsiya qiymatlari
| Modda | Attestatsiya qiymati | Noaniqlik (k=2) | CAS |
|---|---|---|---|
| 4-Hydroxybenzoic acid propyl ester | 1000μg/mL | 3% | 94-13-3 |
| 4-Hydroxybenzoic acid isopropyl ester | 1000μg/mL | 3% | |
| 4-Hydroxybenzoic acid butyl ester | 1000μg/mL | 3% | |
| 4-Hydroxybenzoic acid isobutyl ester | 1000μg/mL | 3% | |
| 4-Hydroxybenzoate phenyl ester | 1000μg/mL | 3% | |
| 4-Hydroxybenzoic acid benzyl ester | 1000μg/mL | 3% | |
| 4-Hydroxybenzoate pentyl ester | 1000μg/mL | 3% |