 오퍼게시판 |
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제 목:
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Sodium Bisulfite |
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상품분류: |
무기화학원료와 광물
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등록분류: |
Offer to Sell |
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내용: |
Additional_detail: Sodium Bisulfite
M.F.: NaHSO3
M.W.: 104.06
Grade: industrial
Properties: clear monoclinic
crystal or white crystalline
powder; sulfa dioxide odor;
specific density: 1.48;
dissociate upon heating; water
soluble; acidic aqueous solution;
slightly soluble in alcohol;
readily oxidized into sodium
sulfate in air; strongly
reductive; form adduct with
formaldehyde; storage: tightly
sealed and avoid light.
Standard: IS:248-1971
Specifications:
purity (in So2 ), %w ≥65%
pH (5% aqueous solution) 4.0-
4.5
water insoluble substance, %w ≤
0.02
iron (in Fe), %w ≤0.01
heavy metal (in Pb), %w ≤0.02
Applications: in photographic
developer, preservative for food,
electrobath for electroplating of
copper; for bleaching of organic
products, chemical synthesis
etc.; as reductant; in pesticide
etc.
Packing: 25/50kg N.W. in knitted
bag lined with PVC bag.
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연락처 |
| 담
당 자: |
Johanna |
| 회사주소: |
ShangYuan Street, 863# 10-602, Jiangning Area ,Nanjing ,China |
| 전화번호: |
86-010-80115555-346102 |
| 팩스번호:
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86-010-950507-346102 |
| E - mail: |
johanna@boulingchem.com |
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