selenium dioxide (sublimed) 99% extrapure

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Three black plastic bottles of nitric acid with white hazard labels are arranged in a row against a grey background.

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Six brown glass bottles of varying sizes with white labels and black or white caps, containing Trichloroacetic Acid 99% AR from Chemoxy, are arranged in a row on a gray background.

Two brown glass bottles labeled "Chloroform 99.8% for HPLC" with hazard symbols, placed side by side on a neutral gray background.

Three dark brown bottles with red caps and Chemnovatic labels contain hydrochloric acid, nitric acid, and sulfuric acid, arranged side by side on a gray background.

Specification

Description

CAS	7446-08-4
Molecular Formula	SeO2
Molecular Weight	110.96
Shelf Life	60 Months

Physical Properties
Physical State at 20 °C	Solid	Colour	Almost White or yellowishwhite to slightly reddish crystalline powder
Odour	Vapor has a pungent sour smell	Melting Point/ Freezing Point [°C]	315 °C
Density [g/cm3]	3.95	Solubility in Water [% weight]	28% in water @ 200C

Specifications
Appearance	Almost White or yellowishwhite to slightly reddish crystalline powder	Assay	Min 99%
Chloride (Cl)	Max 0.05%	Sulphate (So4)	Max 0.005%
Iron (Fe)	Max 0.005%

Dangerous Goods Information
UN Number	3283	DG Class	6.1

Safety Information & Hazard Symbols
Symbol	GHS06, GHS08, GHS09
Signal Word	Danger
Hazard Statement	H301-H331-H373-H410
Precaution Statement	P261-P273-P301 + P310-P311-P501

selenium dioxide (sublimed) 99% extrapure

$481.35

UOM

Size

Clear

SKU C02290-00100-HS Category Chemicals