dvr Hydrofluoric acid 70

Hydrofluoric acid is a solution of hydrogen fluoride in water. It is a colorless fuming liquid which can cause painful burns. Hf is one of the strongest inorganic acids, is used mainly for industrial purposes (eg, glass etching, metal cleaning, electronics manufacturing). Hydrofluoric acid also may be found in home rust removers.

Remarks:

Severe burns occur after exposure of concentrated (ie, 50% or stronger solution) hydrofluoric acid to 1% or more body surface area (BSA), exposure to hydrofluoric acid of any concentration to 5%

Application:

CAS NUMBER  7664-39-3

ITEM

:

 Hydrofluoric acid 70%

Molecular Weight

:

20.01   ( 1.23 g / cm3 )

Composition

:

H 5.04 %  F 94.96%

DATE OF SUPPLY

:

21.5.2011.

SPECIFICATION OF PRODUCT

 

 

GRADE CP , TECHNICAL

:

70  %

MINIMUM ASSAY

:

48.0 %

IDENTITY

:

BY IR Spectrum

APPEARANCE

:

A CLEAR LIQUID WITH AN ACRID VAPOUR .

CARBONISABLE SUBSTANCES

:

PASSES THE TEST

COLOUR, MAX

:

10 HU

NON VOLATILE MATTER

:

0.0005%

CHLORIDE CONTENT, PPM, MAX

:

0.0001 ppm

ORGANIC IMPURITIES

:

Passes test

SULPHUR TOTAL AS SULPHATES, PPM, MAX

:

0.002 ppm

PHASE

:

LIQUID

Also  complies with BS 6376 : PART 2 : 1984 ( ISO 6353 /2-1983 )

HAZARD : Toxic by inhalation , corrosive to skin and mucous membranes .

TLV : Ceiling  3  ppm.

Note: This article uses material from the http://rxmarine.com/