Merck 106673 Sodium tungstate dihydrate for...
Merck 106673 Sodium tungstate dihydrate for analysis EMSURE®
CAS #: 10213-10-2
EC Numarası: 236-743-4
Molar Kütle: 329.86 g/mol
Kimyasal Formül: Na₂WO₄ * 2 H₂O
Tepe Formülü: Na₂O₄W * 2 H₂O
Katalog No: 101510.0050
Marka: Merck
CAS #: 7761-88-8
EC Numarası: 231-853-9
Molar Kütle: 169.88 g/mol
Kimyasal Formül: AgNO₃
Tepe Formülü: AgNO₃
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CAS # | EC Numarası | Tepe Formülü | Kimyasal Formül | Molar Kütle |
---|---|---|---|---|
7761-88-8 | 231-853-9 | AgNO₃ | AgNO₃ | 169.88 g/mol |
Açıklama | |
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Katalog Numarası | 101510 |
Ürün Bilgisi | |
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CAS Numarası | 7761-88-8 |
EC Dizin Numarası | 047-001-00-2 |
EC Numarası | 231-853-9 |
Tepe Formülü | AgNO₃ |
Kimyasal Formül | AgNO₃ |
Molar Kütle | 169.88 g/mol |
HS Kodu | 2843 21 00 |
Quality Level | MQ100 |
Fizikokimyasal Bilgiler | |
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Kaynama Noktası | 444 °C (1013 hPa) (decomposition) |
Yoğunluk | 4.350 g/cm3 |
Erime Noktası | 212 °C |
pH Değeri | 5.4 - 6.4 (100 g/l, H₂O, 20 °C) |
Kütle yoğunluğu | 2350 kg/m3 |
Çözünürlük | 2160 g/l |
Özellikler | |
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Assay (argentometric) | 99.0 - 100.5 % |
Assay (argentometric; calculated on dried substance) | 99.8 - 100.5 % |
Appearance of solution | Testi geçer |
Özdeşlik | Testi geçer |
Asitlik or alkalinity | Testi geçer |
Copper and substances precipitated by NH₃ (Al, Bi, Cu, Pb) | Testi geçer |
Substances not precipitated by hydrochloric acid | ≤ 0.3 % |
Ni (Nickel) * | ≤ 2 ppm |
Pb (Lead) * | ≤ 0.5 ppm |
Residual solvents (ICH Q3C) | excluded by production process |
Loss on drying (Silica gel) | ≤ 0.05 % |
Meets analytical specifications of Ph Eur,USP. The information provided does not imply the suitability of the product for any particular application. It is customer’s sole responsibility, prior to use, to determine that the product is suitable and permitted for the customer’s intended use and application. Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*). |