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SODIUM HYDROXIDE FLAKES Extra Pure

Caustic soda

COAs

Packings

500 g (00500)

1000 g (01000)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PW1201250 1PW1206500 1PDL00040K 1PDLP0065K
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Article No. 05897 Grade Extra Pure
Purity 97% CAS No. 1310-73-2
Molecular Formula NaOH Molecular Weight 40.00
H.S. Code 2815.1110 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White Flakes
Odour Odorless pH value 13 - 14
Melting point/ Freezing point [°C] 318 °C Boiling point [°C] 1390°C
Vapour pressure [20°C] < 24 hPa at 20 °C Vapour density >1
Density [g/cm3] 2.13 Solubility in water [% weight] 111 g/100 g of water

Specifications

Appearance White flakes Assay Min. 97.0%
Insoluble matter in water Max. 0.05% Carbonate (as Na2CO3) Max. 2.0%
Chloride (Cl) Max. 0.05% Sulphate (SO4) Max. 0.05%
Heavy metal (as Pb) Max. 0.005% Arsenic (As) Max. 0.0003%
Iron (Fe) Max. 0.005%

Safety Information and Hazard Symbols

Corrosion
Symbol: GHS05
 Signal Word: Danger
 UN No.: 1823
 IMCO Class No.: 8
 Packing Group: II
 Hazardous Statement: H314
 Precaution Statement: P280-P305 + P351 + P338-P310
Revision Date: 25-Apr-2017

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