Molecular formula: NaOH
Molecular weight: 40
Appearance: glossy white, allowing microstrip color.
Properties: high hygroscopicity, easy to dissolve in water, corrosive, neutralizing with acids to form salts.
Uses: mainly used in papermaking, soap making, textile, printing and dyeing, brazing, pesticide, petrochemical industry; Pharmaceutical, food, and power system chemical water treatment industries.
Packing: use two plaited one plastic packing, 25Kg one bag.
Transportation storage: Solid sodium hydroxide should be stored in a dry warehouse to avoid packaging damage, contamination, dampness and acid contact.
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China hazard Code No:
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82001
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UN No.:
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solid caustic soda 1823, caustic soda liquidliquid caustic soda1824
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LMDG:
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solid caustic soda 8225, caustic soda liquidliquid caustic soda 8226
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Packing mark:
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corrosives
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Packaging category:
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II category
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Safety: Sodium hydroxide is highly corrosive. Operators must wear protective glasses, gloves and other labor protection appliances.
Implementation standard: GB 11212-89
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Superior grade
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Top grade
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Sodium hydroxide %≥
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99.5
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99.0
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Sodium sulfate %≤
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0.02
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0.04
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Sodium Chloride %≤
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0.45
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0.50
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Iron(III) oxide %≤
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0.004
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0.005
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Silicon dioxide %≤
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0.004
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0.006
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Sodium sulfate %≤
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0.050
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0.070
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Copper %≤
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0.0002
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0.0003
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Calcium %≤
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0.005
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0.008
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湖北省瑞琪化工有限公司
Hubei Ruiqi Chemicals Co., Ltd.
