|Place of Origin:||CHINA|
|Minimum Order Quantity:||Negotiatable|
|Packaging Details:||usually 25kg per bag with pallets, or customized|
|Payment Terms:||L/C, D/A, D/P, T/T, Western Union, MoneyGram|
|Supply Ability:||500 tons per month|
|Name:||Soldering Flux Fluoride Salt Boron Potassiumfluoride EINECS 237 928 2||CAS No:||14075-53-7|
|MOL WT.:||125.89||Synonyms:||Potassium Fluoborate, Potassium Tetrafluoroborate|
Synonyms : POTASSIUM BOROFLUORIDE;POTASSIUM
F4;Potassium fluoborate;Potassium Tetrafluoborate;
UN Number: 3288
Proper Shipping Name: TOXIC SOLID, INORGANIC, N.O.S. (POTASSIUM
Dangerous Goods Class: 6.1
Packing Group: III
Hazchem Code: 2X
Whitegranule crystal,slightly dissolved in water,hot alcohol and ethanol,not
dissolved in alkali solutions;decomposed by strong acidto be Boron
trifluoride;codissolved with carbonate of alkali metals to be fluoride and
borate;melting point 530°C
ACUTE HEALTH EFFECTS
Will cause severe irritation to the mouth, mucous membranes, throat, oesophagus
and stomach. May result in difficult breathing, stomach pain and circulatory shock.
Toxic if swallowed.
Due to acid in the stomach, hydrofluoric acid will be released with systemic fluoride
poisoning likely with severe and potentially fatal hypocalcemia.
Will cause severe irritation to the eyes, with effects including: tearing, pain, and
stinging. Depending upon duration of exposure, eye damage may occur.
Will cause irritation to the skin, with effects including; redness, itchiness, and
Dusts may cause irritation to the nose, throat and respiratory system with effects
including: coughing, choking. In severe cases, inhalation may result in spasm,
inflammation and edema of the larynx and brochi, chemical pneumonitis and
pulmonary edema. Extremely destructive to tissue of the mucous membranes and
upper respiratory tract.
This product may cause severe eye irritation and depending upon duration of
exposure, some form of permanent eye damage may occur. Prolonged or repeated
skin contact may lead to dermatitis. Exposure to fluorides is associated with
fluorosis. Kidney damage, asthma and rheumatism symptoms may occur if
exposure standards are exceeded. Chronic effects include excessive calcium
precipitation by the fluoride ion in the bones, ligaments and tendons. Prolonged or
repeated skin contact will lead to necrosis (death) of the skin.
|white crystalline powder|
Contact Person: anny