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Specification:

Specification of Anhydrous Potassium Fluoride Items Electronic Grade A Electronic Grade B Outstanding Grade AR Grade CP Grade Food Grade Industrial Grade (HG/T2829-1997) Appearance White Powder without Cake White Powder without Cake White Powder without Cake White powder , clear and no insoluble in 1:2 water solution White powder , clear and no insoluble in 1:2 water solution White powder White powder Purity % Min 99.0 99.0 99.1 99.0 98.0 98.0-99.5 98.0 Loss on Drying (140 ) % Max 0.5 0.01 Burnt loss (700 ) % Max 0.14 SO 4 ppm = 200 400 100 300 0.005 CL ppm = 10 10 50 20 50 0.05 7000 Free Acid % Max 0.02 0.01 0.01 0.05 0.1 0.2 0.3 Moisture % Max 0.2 0.2 0.2 0.5 Free Alkali % Max 0.2 0.01 0.1 0.1 Fluosilicate % Max 0.01 Fe ppm Max 1 5 3 5 10 0.005 Na ppm Max 1000 4000 1300 Cd ppm Max 1 Ca ppm Max 1 5 2 Si ppm Max 1 8 3 Mg ppm Max 1 5 1 Al ppm Max 1 10 2 0.003 B ppm Max 2 5 2 Pb ppm Max 2 10 2 10 50 Cr ppm Max 1 5 2 Cu ppm Max 1 5 2 Mn ppm Max 1 2 Ni ppm max 1 5 2 Mo ppm Max 1 2 Sn ppm Max 1 S ppm Max 5  5 5 Ti ppm Max 1 W ppm Max 1 5 As ppm Max 0.2 5 0.2 2 PH in 5% solution 7.5-9.0

Package

25 KG NET BAGS