| Caustic Soda Flakes 99% Min. |
 Formula : NaOH
Molecular Weight : 40
CAS No. : 1310-73-3
UN No. : 1823
Dangerous Classification : 8
Appearance : White Flakes
Product name : Sodium Hydroxide (by ion membrance process)
Application : Used as a raw material in the manufacturing of soaps, detergents,
textile and paper. Also used in water softening, refining petroleum products,
sanitation, hygiene and production chemicals. In food and drug industry, it is used as
acidity regulator, alkali, impregnant’s pigment, etc.
Packing : Standard packaging is 25kg PP woven bag with PE liner. We can also provide kraft paper bag, super sack, steel drum, fibre drum, plastic drum and carton. Also accept the packaging appointed by customers.
Standard of identity : Caustic Soda GB209-93
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 Transportation & Storage : Caustic soda flakes must be stored in steel drum or other well-sealed packaging, thickness of packaging must be more than 0.5 mm, compression resistance of packaging must more than 0.5Pa. All packaging must be printed “Corrosive” symbol. Keep container tightly closed and in a cool, well-ventilated area. Never add water to this product. In case of insufficient ventilation, wear suitable respiratory equipment. Keep away from incompatibles such as oxidizers, reducing agents, metals, acids, alkalis, moisture. In case of burning, use water, sand or fire extinguisher to put out fire, however, please pay attention to the corrosive liquid when caustic soda flakes are solved in water.
| Items |
Specifications |
| Checking result |
Standard |
| NaOH % |
99.3 |
≥99.0 |
| Na2CO3 % |
0.45 |
≤0.8 |
| NaCl % |
0.03 |
≤0.1 |
| Fe2O3 % |
0.002 |
≤0.04 |
| Thick (flake/Chips) mm |
1.3 |
1.5 |
| posture diam (flake/Chips)mm |
40 |
20 |
| statement |
Thick and posture diam is physic index of flake caustic soda |
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