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AMMONIUM BIFLUORIDE

Inquiry
  Post Date: Sep 12,2017
  Expiry Date: Mar 11,2018
  Detailed Description: Cas No. :1341-49-7
1、Molecular Formula:NH4HF2
Molecular Weight: 57.4
H.S. Code:28261900
UN No.: 1727
Class:8
2、Quality Standard:(HG/T3586-1999)
Grade Excellent Grade 1ST. Grade
Content(NH4HF2)%,≥ 98.0 95.0
Residue after Ignition%,≤ 0.2 0.2
Sulfate (base on SO4),≤ 0.1 0.1
Fluosilicate (base on SiO3)%≤ 2.0 4.0
3、Properties:
Colourless or white transparent (frontal intersect) crystalline with litter sour; specific gravity 1.52(20/4);boiling point 240;melting point 124.6,It is easy to deliquesce in air, and extremely easy to dissolve in cold water. It dissolves slightly in alcohol. Under the higher temperature, it can sublimate and it has corrosiveness to glass.
4、Usage:
Used as acid treatmeating of oil field and making magnesium and magnesium alloy. It can be used as light-eliminating, frost-producing and etchant of glass. It can also be used as protective agent of wood, brightening agent of aluminum, rustremoval agent which used in textile industry and analytical reagent etc. Again, it can be used in electroplate and electronics industry.
5、Packing:
PE bag in woven sack, 25kg net each.

  CAS Registry Number:

1341-49-7

  Synonyms: ;Ammonium hydrogen difluoride;ammoniumfluoridecomp.withhydrogenfluoride(1:1);ammoniumfluoridecomp withhydrogenfluoride(1:1);ammoniumbifluoride,solution;ammoniumfluoride((nh4)(hf2));AMMONIUM HYDROGEN FLUORIDE;acidammoniumfluoride;ammoniumbifluoride,solid;hydrofluoric acid, ammonium salt (1:1);Ammonium Hydrogenfluoride;
  Molecular Formula: NH4HF2
  Molecular Weight: 38.0443
  Molecular Structure: 1341-49-7 Ammonium bifluoride
  Hazard Symbols:  T:Toxic;
 C:Corrosive;
  Risk Codes: R25:;
R34:;
  Safety Description: S22:;
S26:;
S37:;
S45:;

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