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CAS No.: | 12067-99-1 |
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Name: | Phosphotungstic acid 44-hydrate |
Molecular Structure: | |
Formula: | Unspecified |
Molecular Weight: | 2880.05000 |
Synonyms: | Tungstophosphoric acid (8CI);Phosphotungstic acid; |
EINECS: | 235-087-6 |
Melting Point: | 89oC |
Solubility: | practical insoluble |
Appearance: | off-white crystalline powder |
Hazard Symbols: | R34:; |
Risk Codes: | C:Corrosive; "> C:Corrosive; |
Safety: | 26-36/37/39-45-24/25 |
PSA: | 702.09000 |
LogP: | -5.20540 |
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Histology of Phosphotungstic acid (12067-99-1):
Phosphotungstic acid is used in histology for staining specimens, as a component of phosphotungstic acid haematoxylin, PTAH, and “trichrome” reagents, and as a negative stain for imaging by a transmission electron microscope.
Reported in EPA TSCA Inventory.
NIOSH REL: (Tungsten) TWA 1 mg(W)/m3