Page 58 - Praxair - Specialty Gases and Equipment Reference Guide

H 2S
Hydrogen Sulfide

Transportation (M)SDS Reference
Information P-4611
UN Number: 1053 CAS Number
United States of America Canada Mexico
Shipping Name Hydrogen Sulfide Hydrogen Sulfide Hydrogen Sulfide 7783 - 06 - 4
Hazard Class 2.3 (2.1) 2.3 (2.1) 2.3 General Description
Label Toxic Gas, Toxic Gas, Toxic Gas, Colorless, toxic, corrosive, flammable
Flammable Gas Flammable Gas Flammable Gas liquefied gas with an offensive odor
(rotten eggs).

Product/Grade Purity Part Number Cylinder CO 2 CS 2 COS N 2 THC
Ultra Pure, 3.0 99.9% HS 3.0 K 100 200 600 100 100
Commercial, 2.5 99.5% HS 2.5 K 500 1000 2000 100 3000
Concentrations given are ppm by volume unless otherwise specified.
Maximum ppm unless otherwise noted.

Cylinders

Cylinder Style Size Connection Pressure Volume Gross Weight
Type in (cm) CGA psig (bar) lb (kg) lb (kg)
K High Pressure Steel 51 x 9 (129.5 x 22.9) 330 252 (17.37) 60 (27.27) 197 (9.5)

Equipment Recommendations Section B – Pure Gases

i

See our full line of safety equipment
and gas cabinets in Section E.

See Sections F and G
for safety and technical
information.

UltraPurge 400 Gas Cabinet Series
™
(see page E •306)

1-877-PRAXAIR www.praxairdirect.com B•57