YOTECH AMINO ACID FACTORY (R&D) OF SUZHOU

Products　  

 

POTASSIUM FLUOROBORATE

CHEMICAL FORMULA ：KBF4          M.W.: 125.90

DESCRIPTION: A white powder,density in 2.5g/ml,melting point on 530℃,slightly dissolved in water and hot ethanol,not dissolved in cold alchol .toxically.

APPLICATION:Be used as fusing agent in welding,raw material for others Fluoride salts series.

SPEC

Technical grade

Export grade

Reagent grade

ITEMS

TianJinQ/HG3-392-77

Yotech Standard

ShangHai Q/HG12-039-85

KBF4                ％

≥98％

≥99.5％

≥98％

HF                  ％

≤0.1％

≤0.1％

≤0.1％

KOH                ％

≤0.1％

≤0.1％

≤0.1％

Cl                  ％

≤0.002％

≤0.002％

≤0.005％

SO42                 ％

≤0.002％

≤0.002％

≤0.005％

PO43-                ％

≤0.005％

≤0.005％

≤0.01％

Fe                  ％

≤0.001％

≤0.002％

≤0.005％

Pb          ％

≤0.001％

≤0.001％

≤0.003％

Potassium fluorosilicate％

≤0.3％

≤0.02％

≤0.8％

Middle Contral Items

Appearence

White powder or gelatin crystal

White powder or gelatin crystal

White powder or gelatin crystal

Loss on drying（105℃/2H）

≤0.5％

≤0.2％

≤0.1％

White degree          ％

85％

90％

95％

Permeation rate 15％

-

-

-

Particlesize（U.S.SCREEN）

100-200 overpass  95％

100-200 overpass 95％

100-200 overpass  95％

Store  period 

Three months

Three months

Three months

Provide reference

Produce technics

KF

Fluoroboric Acid composed

Refine

Packing

25KG three-story paper bag

25KG four-story paper bag

25KG four-story paper bag

 
         
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