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ChemicalBook >> CAS DataBase List >> Hydrogen


Hydrogen price.
  • $237 - $237
  • Product name: Hydrogen
  • CAS: 1333-74-0
  • MF: H2
  • MW: 2.02
  • EINECS:215-605-7
  • MDL Number:MFCD00070838
  • Synonyms:Industrial hydrogen;hydrogen,refrigeratedliquid(cryogenicliquid) ;hydrogengas ;Molecular hydrogen;molecularhydrogen ;o-Hydrogen;p-Hydrogen;EXPLOSIMETRY STANDARD EX-3
1 prices
Selected condition:


  • Sigma-Aldrich


  • 56l
  • ManufacturerSigma-Aldrich
  • Product number295396
  • Product descriptionHydrogen ≥99.99%
  • Packaging56l
  • Price$237
  • Updated2018-11-20
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich 295396 Hydrogen ≥99.99% 56l $237 2018-11-20 Buy


Melting point: :−259.2 °C(lit.)
Boiling point: :−252.8 °C(lit.)
Density  :0.0899
vapor density  :0.07 (21 °C, vs air)
vapor pressure  :Critical temperature is - 239.9 °C; noncondensible above this temperature
Flash point: :<-150°C
pka :35(at 25℃)
form  :colorless gas
Odor :Odorless gas
explosive limit :74.2%
Water Solubility  :0.00017 g/100 mL
Merck  :13,4813
Stability: :Stable. Highly flammable. Readily forms explosive mixtures with air. Upper (U.K.) composition limit for use of a nitrogen/hydrogen mixture in the open lab is 5.7% hydrogen.
CAS DataBase Reference :1333-74-0(CAS DataBase Reference)
NIST Chemistry Reference :Hydrogen(1333-74-0)
EPA Substance Registry System :Hydrogen(1333-74-0)

Safety Information

Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H220 Extremely flammable gas Flammable gases Category 1 Danger P210, P377, P381, P403
H280 Contains gas under pressure; may explode if heated Gases under pressure Compressed gas
Liquefied gas
Dissolved gas
Warning P410+P403
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P377 Leaking gas fire: Do not extinguish, unless leak can be stopped safely.
P381 Eliminate all ignition sources if safe to do so.
P410+P403 Protect from sunlight. Store in a well-ventilated place.


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