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Hydrofluoric acid for silicon carbide

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  Post Date: Nov 14,2013
  Expiry Date: Nov 14,2014
  Detailed Description: Cas No. :7664-39-3 Payment Method: TT/LC

Molecular formula:HF
Molecular weight:20.01

Item
　Indicator
ExcellentFirst classQualified
HF-40HF-55HF-40HF-55
Hydrogen fluoride content,%    ≥
40.0
40.0
55.0
40.0
55.0
Fluoride acid ,%  ≤
0.02
0.2
0.5
2.5
5.0
Non-volatile acid (H2SO4),%  ≤
0.02
0.05
0.08
1.0
2.0

Property: Colorless fuming liquid with a strong pungent odor, toxic, and strong corrosive.
Use:Preparation for inorganic fluoride, and metallurgical analysis, analysis of silicon compounds. Also used for glass etching, electroplating, reagents fermentation, ceramic processing, metal washing and semiconductor manufacturing.
Storage:stored in ventilated warehouse. Transportation:treated as first class non-oranic acid corrasive chemicals.
Packing:Packed with corrosion-resistant plastic drum, should be lightly armed, light unloading, to prevent the collision and inversion

  CAS Registry Number:

7664-39-3
  Synonyms: ;Hydrogen fluoride,anhydrous;hydrogen fluoride;fluoride;(~2~H)hydrogen fluoride;Hydrogen Fluotride;Anhydrous Hydrogen Fluoride;
  Molecular Formula: HF
  Molecular Weight: 20.01
  Molecular Structure: 7664-39-3 Hydrofluoric Acid
  Hazard Symbols:  T+:Very toxic;
 C:Corrosive;
  Risk Codes: R26/27/28:;
R35:;
  Safety Description: S26:;
S36/37:;
S45:;
S7/9:;

  Company: Zibo Hangzheng Chem Co., Ltd.     [ China ]        
  Contact: Maria Ma
  Tel: 86-533-2770636
  Fax: 86-533-2770636
  Email: zbhangzheng@163.com
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