Sulfur Dioxide

Name: Sulfur Dioxide
Availability: sulfur-dioxide-273954.html

Category:Fine Chemicals > Other Fine Chemicals
Product Name:Sulfur Dioxide
CAS No.:7446-09-5
Standard:In-house Standards
Price(USD):Negotiable
Company:Shanghai Wechem Technology Limited

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Basic Info

Grade: Pharmaceutical Grade

Factory Location: Building A311, Building A, No. 1255 Jinhai Road, Pudong New Area, Shanghai (Dingxin Building)

Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa
Sample Provided: no

Payment Terms: L/L

Specification
Purity,% 99.99
Oxygen ≤ 50 ppmv
Nitrogen ≤ 200 ppmv
Sulfur trioxide ≤ 50 ppmv
Moisture ≤ 100 ppmv
Residue ≤ 0.04%

transportation
DOT shipping name sulfur dioxide, liquefied
DOT classification 2.3
DOT label poison gas
UN NO. UN 1079
CAS No. 7446-09-5
CGA/JIS/BS341/DIN477 660/W22-14R/NO.10/NO.7
Transportation status Liquefied gas

Technical Information
Cylinder condition @ 21.1°C liquid
The combustion limit in the air is not combustible
Natural temperature (°C)-
Molecular weight (g/mol) 64.063
Specific gravity (air =1) 2.249
Critical temperature (°C) 157.65
Critical temperature (psig) 1127.3

Application
1. As a component of the environmental monitoring system, it is used to equip the calibration gas.
2. In various chemical reactions.

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