Fluoride and Fluobotrate

ACIDS

FLUOBORIC ACID


PROPERTIES

Formula	HBF
Appearance	Clear Colour less Solution
Odour	Slightly Pungent Odour
Molecular Weight	87.82
Specific Gravity	1.1.30g/cc @250°C for 40% conc 2.1.38 g/c @250°C for 40% conc
Vapour density(air=1)	3.0
Boiling Point	130°C
Melting Point	-90°C(est'd)
Miscible With	Water,alcohol

SPECIFICATIONS

Assay	40-42%min 48-50% min
Free boric acid	1-2.6% max 0.25-1.5% max
Free HF	Nil Nil
Cl	0.005% max 0.005% max
SO	0.005% max 0.005% max
Fe	0.005% max 0.005% max
Cu	0.005% max 0.005% max
Pb	0.003% max 0.005% max
Ni	0.005% max 0.005% max
Zn	0.001% max 0.001% max

APPLICATIONS

1.To Clean metal surface prior to electroplating
2.Stripping solution for removal of solder
3.PH modifier in baths for electroplating metals
4.Brightening of aluminium
5.Catalyst for Alkylationa and polymerisation
6.For the stabilisation of diazo salts.


"All flourine Inorganic Chemicals"

HYDROFLOURIC ACID(HF)

Physical State Aqueous HF 40% Aqueous HF 50% Aqueous HF 60% HF 70%
Grade1 Grade2 Grade1 Grade2 Grade1 Grade2
Fuming Liquid Fuming Liquid Fuming Liquid Hydroflouric acid(min)% 40.00 40.00 50.00 50.00 60.00 60.00
Hydrofluosilicic acid % 1.00 3.00 3.00 5.00 1.5 4.00
Sulphates as H₂SO₄% 1.00 1.00 3.00 5.00 1.00 1.00
Water % ---------- Specific gravity 1.2 1.2 1.24 1.28 1.23 1.23



APPLICATIONS


1.In the Picking of stainless and high silicone steels
2.In the production of inorganic flourine compounds
3.Polishing, etching and frosting glass
4.In reclaiming grains from virtified abrasives
5.Removing silica from metal castings.
6.In manufacture of B&W/Colour TV Picture tubes
7.As a deprasant in froth floatation of ores
8.For acidizing of oil wells to boost production and repairing mud damages.



"All flourine Inorganic Chemicals"

FLUOSILICIC ACID

PROPERTIES

Formula	H₂SiF₆
Appearance	Clear colourless solution, when anhydrous dissociates instantly into SiF₄ and HF SiF₄ and HF
Molecular Weight	144.08
Specific Gravity	@25°C g/cc 1.274(30% solution) 1.390(40% solution)

SPECIFICATIONS

	30% conc 40% conc
Assay	30.00%min 40.00% min
Free Acidity as HF	0.20% max 0.20% max
SO₄ as H₂SO₄	0.05% max 0.05% max
Heavy Metals	0.02% max 0.02% max
Fe	0.02% max 0.02% max

APPLICATIONS

1.Water flouridation
2.Technical Paints, wood preservative and impregnating compounds
3.In electrolytic refining of lead
4.In the manufacture of metalic fluosilicates



"All flourine Inorganic Chemicals"

HEXA FLUOROTITANIC ACID

PROPERTIES

Formula	H₂TiF₆
Appearance	Clear colourless solution
Molecular Weight	164
Density	1.52 g/cc

SPECIFICATIONS

Assay	50.00%
Free HF	2.0% max
H₂SiF₆	0.2% max
H₂SO₄	0.02% max
Fe	0.02% max
Cl	0.02% max
Heavy Metals	0.01% max
ZrO₂	Nil


"All flourine Inorganic Chemicals"