Sodium vanadate (NaVO3)
- Số CAS
- 13718-26-8
- Khối lượng phân tử
- 121.93
- Công thức phân tử / ký hiệu hóa học
- NaVO3
Mô tả
White or light yellow crystal, relative density 2.79, melting point 630 ℃.Dissolved in water solubility 25 ℃ to 21.1 g / 100 mlh2o, 75 ℃ to 38.8 g / 100 ml/H2O, slightly soluble in alcohol.ỨNG DỤNG
Can be used as chemical reagent, catalyst, drier, mordant, manufacturing ammonium vanadate and partial vanadic acid potassium, also used in medical photography, plant inoculation and inhibitor, etc.
Phiếu kiểm nghiệm
|
test item |
test result |
|
|
items |
Analytically pure (AR) |
Chemical pure (CP) |
|
NaVO3，％ |
≥99.0 |
98.0 |
|
clarity test |
qualified |
qualified |
|
Aqueous reaction |
qualified |
qualified |
|
chloride(Cl)，％ |
≤0.01 |
0.05 |
|
sulfate(SO4)，％ |
≤0.02 |
0.05 |
|
carbonate(CO3)，％ |
qualified |
qualified |
|
silicate(SiO3)，％ |
≤0.1 |
0.3 |
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≤0.005%
heavy metal（Pb）
≤0.001%
Ammonia water dissolved in test
qualified
qualified
qualified