Ammonium bifluoride , 99.99%metalsbasis , 1341-49-7

Synonym(s):
Ammonium bifluoride;Ammonium Hydrogen Fluoride;Etching powder

CAS NO.：1341-49-7

Empirical Formula: F2H5N

Molecular Weight: 57.04

MDL number: MFCD00012018

EINECS: 215-676-4

PRODUCT Properties

• Melting point: 125 °C(lit.)
• Boiling point: 230 °C
• Density: 1,5 g/cm³
• vapor pressure: 1 hPa (20 °C)
• Flash point: 238°C
• storage temp.: Store at room temperature.
• solubility: 630g/l
• form: Solid
• pka: 6.3[at 20 ℃]
• Specific Gravity: 1.5
• color: White
• PH: 2 (5.7g/l, H2O, 20℃)
• Odor: acidic odor
• Water Solubility: 630 g/L (20 ºC)
• Sensitive: Hygroscopic
• Merck: 14,498
• Exposure limits: ACGIH: TWA 2.5 mg/m3; NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3
• Stability: hygroscopic
• InChIKey: KVBCYCWRDBDGBG-UHFFFAOYSA-N
• CAS DataBase Reference: 1341-49-7(CAS DataBase Reference)
• EPA Substance Registry System: Ammonium bifluoride (1341-49-7)

Description and Uses

In manufacture of Mg and Mg alloys; in brightening of Al; for purifying and cleansing various parts of beer-dispensing apparatus, tubes, etc., sterilizing dairy and other food equipment; in glass and porcelain industries; as mordant for aluminum; as a "sour" in laundering cloth. In lab production of HF.

Safety

• Symbol(GHS): GHS05,GHS06
• Signal word: Danger
• Hazard statements: H301-H314
• Precautionary statements: P260-P270-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
• Hazard Codes: T,C
• Risk Statements: 25-34
• Safety Statements: 22-26-37-45-36/37/39
• RIDADR: UN 1727 8/PG 2
• WGK Germany: 1
• RTECS: BQ9200000
• F: 3-9
• Hazard Note: Toxic/Corrosive/Hygroscopic
• TSCA: Yes
• HazardClass: 8
• PackingGroup: II
• HS Code: 28261910
• Hazardous Substances Data: 1341-49-7(Hazardous Substances Data)
• Limited Quantities: 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)