SILICOTUNGSTIC ACID AR

Description

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

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%

25 g	00025
100 g	00100

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338

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