12056
Calcium sulfate dihydrate
puriss., meets analytical specification of NF, E 516, 99.0-101.0% (based on anhydrous substance)
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InChI key
PASHVRUKOFIRIK-UHFFFAOYSA-L
InChI
1S/Ca.H2O4S.2H2O/c;1-5(2,3)4;;/h;(H2,1,2,3,4);2*1H2/q+2;;;/p-2
SMILES string
O.O.[Ca++].[O-]S([O-])(=O)=O
grade
puriss.
assay
99.0-101.0% (based on anhydrous substance)
form
powder
quality
meets analytical specification of NF, E 516
impurities
residual solvents, in accordance, ≤0.001% heavy metals (as Pb)
loss
19.0-23.0% loss on drying, 250 °C
anion traces
chloride (Cl-): ≤100 mg/kg, fluoride (F-): ≤30 mg/kg
cation traces
As: ≤3 mg/kg, Fe: ≤50 mg/kg, Hg: ≤10 mg/kg, Pb: ≤5 mg/kg, Se: ≤30 mg/kg
Quality Level
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Related Categories
1 of 4
This Item | |||
|---|---|---|---|
| form powder | form powder | form solid | form powder |
| assay 99.0-101.0% (based on anhydrous substance) | assay 98%, 98.0-102.0% (ACS specification) | assay - | assay ≥99% |
| Quality Level 200 | Quality Level 200 | Quality Level 500 | Quality Level 200 |
| grade puriss. | grade - | grade - | grade - |
| anion traces chloride (Cl-): ≤100 mg/kg, fluoride (F-): ≤30 mg/kg | anion traces carbonate (CO32-): passes test, chloride (Cl-): ≤0.005%, nitrate (NO3-): ≤0.005% | anion traces - | anion traces - |
| impurities residual solvents, in accordance, ≤0.001% heavy metals (as Pb) | impurities ≤0.02% insol. dil. HCl | impurities - | impurities - |
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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