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AR
LABOR
205702129
This product is regulated and can only be purchased by authorized users.Please contact us for details.
Calcium Nitrate 99% AR Grade Reagent
Cas Number:13477-34-4
Formula: Ca(NO3)2·4H2O
Molar Mass:236.15
EC Number:233-332-1
Physicochemical properties:
White crystals. There are two kind of crystals. It is easy to absorb moisture. It is soluble in water, ethanol, methanol and acetone, almost insoluble in concentrated nitric acid. The relative density α type is 1.896, and the β type is 1.82. The melting point α type is 42.7 ° C, and the β type is 39.7 ° C. Low toxicity, half lethal dose (rat, oral) 3900mg/kg. Oxidizing, heating and releasing oxygen, burning and explosion in the presence of organic matter, sulfur, etc.
Usage:
Calibrate sulfate and oxalate. Prepare the basic medium. Manufacture other nitrates, incandescent lampshades, fireworks.
Packing:
500g/25kg
This product is regulated and can only be purchased by authorized users.Please contact us for details.
Calcium Nitrate 99% AR Grade Reagent
Cas Number:13477-34-4
Formula: Ca(NO3)2·4H2O
Molar Mass:236.15
EC Number:233-332-1
Physicochemical properties:
White crystals. There are two kind of crystals. It is easy to absorb moisture. It is soluble in water, ethanol, methanol and acetone, almost insoluble in concentrated nitric acid. The relative density α type is 1.896, and the β type is 1.82. The melting point α type is 42.7 ° C, and the β type is 39.7 ° C. Low toxicity, half lethal dose (rat, oral) 3900mg/kg. Oxidizing, heating and releasing oxygen, burning and explosion in the presence of organic matter, sulfur, etc.
Usage:
Calibrate sulfate and oxalate. Prepare the basic medium. Manufacture other nitrates, incandescent lampshades, fireworks.
Packing:
500g/25kg
Item of Analysis | Standard |
Assay,% | 99.0 min |
pH(50g/L,25℃) | 4.0-6.0 |
Transparency of solution | to pass test |
Insoluble in water,% | 0.003 max |
Chloride(Cl),% | 0.003 max |
Sulfate(SO4),% | 0.01 max |
Ammonium(NH4),% | 0.005 max |
Phosphate(PO4),% | 0.0005 max |
Iron(Fe),% | 0.0002 max |
Barium(Ba),% | 0.005 max |
Heavy metals(as Pb),% | 0.0005 max |
Magnesium and alkaline metal(as SO4),% | 0.2 max |
Item of Analysis | Standard |
Assay,% | 99.0 min |
pH(50g/L,25℃) | 4.0-6.0 |
Transparency of solution | to pass test |
Insoluble in water,% | 0.003 max |
Chloride(Cl),% | 0.003 max |
Sulfate(SO4),% | 0.01 max |
Ammonium(NH4),% | 0.005 max |
Phosphate(PO4),% | 0.0005 max |
Iron(Fe),% | 0.0002 max |
Barium(Ba),% | 0.005 max |
Heavy metals(as Pb),% | 0.0005 max |
Magnesium and alkaline metal(as SO4),% | 0.2 max |
Symbol | |
Signal word | Danger |
Hazard statement | H272 |
H302 | |
H318 | |
H370 | |
H372 | |
Precautionary statements—Prevention | P210 |
P220 | |
P221 | |
P260 | |
P264 | |
P270 | |
P280 | |
Precautionary statements—Response | P301+P312+P330 |
P305+P351+P338+P310 | |
P308+P311 | |
P370+P378 | |
Precautionary statements—Storage | P405 |
UN No. | 1454 |
Hazard Class | 5.1 |
Package Group | III |
Flash point | No Information |
Symbol | |
Signal word | Danger |
Hazard statement | H272 |
H302 | |
H318 | |
H370 | |
H372 | |
Precautionary statements—Prevention | P210 |
P220 | |
P221 | |
P260 | |
P264 | |
P270 | |
P280 | |
Precautionary statements—Response | P301+P312+P330 |
P305+P351+P338+P310 | |
P308+P311 | |
P370+P378 | |
Precautionary statements—Storage | P405 |
UN No. | 1454 |
Hazard Class | 5.1 |
Package Group | III |
Flash point | No Information |