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SILICOTUNGSTIC ACID AR Tungstosilicic acid hydrate
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2-3 Days
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2-3 Days
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Warranty 1 year
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Free 30-Day returns
Specification
Overview
Processor
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Battery
General
Description
| Article No. | RC0001 | Grade | AR |
| Purity | 99.5% | CAS No. | 12027-43-9 |
| Molecular Formula | H4(SiW12O40)xH2O | Molecular Weight | 2878.17 (anhydrous basis) |
| H.S. Code | 2811.1990 | Shelf Life | 60 Months |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Slight yellow | ||||
| Odour | Odorless | pH value | Acidic | ||||
| Melting point/ Freezing point [°C] | 25°C | Density [g/cm3] | 4.5 | ||||
| Solubility in water [% weight] | Soluble in water | ||||||
Specifications
| Appearance | Slightly yellow colored powder | Assay | Min 99.5% |
| Chloride (Cl) | Max 0.001% | Sulphate (SO4) | Max 0.005% |
| Total nitrogen (N) | Max 0.002% | Heavy metal (as Pb) | Max 0.002% |
| Iron (Fe) | Max 0.001% | Sodium (Na) | Max 0.02% |
| Potassium (K) | Max 0.02% | Loss on ignition (at 750°C) | Max 16.0% |
Safety Information and Hazard Symbols
 |
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
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