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Sodium hydroxide (flake caustic soda)

Molecular formula:NaOH

Physicochemical properties:This product is a flake white solid. It is highly hygroscopic, easily soluble in water and strongly exothermic. The aqueous solution is greasy and alkaline. It is highly corrosive and has great corrosive force on skin, fabric, paper, etc. Easily absorb carbon dioxide from the air and gradually turn into sodium carbonate.

Purpose:This product is one of the most important basic chemical raw materials, basic chemical industry and other organic synthesis industries.

product quality：

fingermarknamecallfingermark

appearanceFlake white solid

NaOH % ≥ 99

Na_twoCO_three% ≤ 0.50

NaCl % ≤ 0.05

Fe_twoO_three% ≤ 0.00

term of validity≥ six months

packing:two5公斤(jin)內襯(chen)塑(su)料袋的編織袋裝(zhuang)，包裝(zhuang)上有明顯的“腐蝕性物(wu)品”mark志。

Storage and safety:

1. This product is inorganic alkaline corrosive and should be stored under a ventilated and dry shed. Do not expose directly to air or coexist with acids.

two、本品有(you)很強的腐蝕性，與人體接(jie)觸(chu)(chu)能引起灼(zhuo)傷且較(jiao)難醫(yi)治(zhi)。操作時要(yao)(yao)帶防護眼鏡(jing)、橡膠(jiao)手套、穿膠(jiao)鞋(xie)，防止觸(chu)(chu)及眼睛和(he)皮膚(fu)。工作場所須有(you)稀醋酸（two%）或硼酸溶液和(he)水(shui)(shui)管備用(yong)(yong)。如(ru)不慎觸(chu)(chu)及時，可用(yong)(yong)大量(liang)清(qing)(qing)水(shui)(shui)沖洗(xi)，再(zai)用(yong)(yong)稀酸液清(qing)(qing)洗(xi)，并視需要(yao)(yao)送(song)醫(yi)院治(zhi)療(liao)。

three、本品(pin)如有灑漏(lou)，應(ying)立即(ji)收集并(bing)處理。否(fou)則會吸收空氣(qi)中的水分溶化為腐蝕性極強的粘稠液體。

4. Although this product does not burn or support combustion, it can produce a lot of heat in contact with water and acid, which will cause the combustion of nearby combustibles. In case of fire due to this, in addition to adopting corresponding fire extinguishing methods according to the nature of the articles on fire, the same protective measures as the operation of this product shall be taken (such as Article 2 of this section).