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AR
LABOR
103202129
Ammonium Oxalate Monohydrate 99.5% AR Grade Reagent
Cas Number:6009-70-7
Formula:C2H10N2O5
Molar Mass:142.11
EC Number:214-202-3
Physicochemical properties:
White rhomboid crystals or granules. Odorless. Sensitive to humidity. 1g is dissolved in 2.6 ml of boiling water and 20 ml of cold water. Slightly soluble in ethanol, insoluble in ammonia. The aqueous solution is near neutral. The pH of 1 mol/L solution is 6.4. The relative density is 1.50. The refractive index is 1.439. Poisonous. Corrosive.
Usage:
Used to characterize and measure calcium, lead and rare earth metal ions and also used for routine blood tests.
Packing:
500g/25kg
Ammonium Oxalate Monohydrate 99.5% AR Grade Reagent
Cas Number:6009-70-7
Formula:C2H10N2O5
Molar Mass:142.11
EC Number:214-202-3
Physicochemical properties:
White rhomboid crystals or granules. Odorless. Sensitive to humidity. 1g is dissolved in 2.6 ml of boiling water and 20 ml of cold water. Slightly soluble in ethanol, insoluble in ammonia. The aqueous solution is near neutral. The pH of 1 mol/L solution is 6.4. The relative density is 1.50. The refractive index is 1.439. Poisonous. Corrosive.
Usage:
Used to characterize and measure calcium, lead and rare earth metal ions and also used for routine blood tests.
Packing:
500g/25kg
Item of Analysis | Standard |
Assay,% | 99.5 min |
pH(50g/L,25℃) | 6.0~7.0 |
Transparency of solution | 4 max |
Insoluble in water,% | 0.005 max |
Chloride(Cl),% | 0.001 max |
Sulfate(SO4) ,% | 0.01 max |
Sodium(Na),% | 0.002 max |
Magnesium(Mg) ,% | 0.002 max |
Potassium(K) ,% | 0.002 max |
Calcium(Ca) ,% | 0.002 max |
Iron(Fe) ,% | 0.0005 max |
Heavy metals(as Pb),% | 0.001 max |
Item of Analysis | Standard |
Assay,% | 99.5 min |
pH(50g/L,25℃) | 6.0~7.0 |
Transparency of solution | 4 max |
Insoluble in water,% | 0.005 max |
Chloride(Cl),% | 0.001 max |
Sulfate(SO4) ,% | 0.01 max |
Sodium(Na),% | 0.002 max |
Magnesium(Mg) ,% | 0.002 max |
Potassium(K) ,% | 0.002 max |
Calcium(Ca) ,% | 0.002 max |
Iron(Fe) ,% | 0.0005 max |
Heavy metals(as Pb),% | 0.001 max |
Symbol | |
Signal word | Warning |
Hazard statement | H302+H312 |
Precautionary statements—Prevention | P264 |
P270 | |
P280 | |
Precautionary statements—Response | P301+P312+P330 |
P302+P352+P312 | |
P362+P364 | |
UN No. | 2811 |
Hazard Class | 6 |
Package Group | III |
Symbol | |
Signal word | Warning |
Hazard statement | H302+H312 |
Precautionary statements—Prevention | P264 |
P270 | |
P280 | |
Precautionary statements—Response | P301+P312+P330 |
P302+P352+P312 | |
P362+P364 | |
UN No. | 2811 |
Hazard Class | 6 |
Package Group | III |