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SODIUM HYDROXIDE PELLETS ( A.R. GRADE )

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Specification:


Sr.No Test Specification
1 Descriptions` White Deliquescent pellets
2 Assay (min) 98.5%
3 Carbonate (as Na2CO3 <1%
4 Chloride <0.005%
5 Sulphate(SO4) <0.003%
6 Phosphate(PO4) <0.002%
7 Silica(SiO2) <0.01%
8 Aluminium(Al) <0.001%
9 Heavy Metals(as Pb) <0.0005%
10 Potassium(K) <0.1%
11 Total Nitrogen(N) <0.0005%
12 Arsenic(As) <0.0004%
13 Iron(Fe) <0.001

Properties :

Chemical formula NaOH
Molecular weight 40
Absolute density, g/cm3 2.13
Melting point, °C 318.4
Boiling point, °C 1390
Solubility in water*,
g/100g H2O		 42@ 0°C
114 @ 25°C
347 @ 100°C

FUNCTIONS:

PH-adjustment and neutralisation: Balances or neutralizes the pH of the process
Electrolyte: Used as electrolytes in batteries
Used in electrolysers for producing hydrogen gas
Cleaning Agent: Used for degreasing metals used for electronic applications
Etching Used for etching silicon wafers
Dissolving agent for photosensitive polymers
Mineral Donor An excellent source for sodium and potassium
Absorbent Used for absorbing moisture and acidic gases

APPLICATIONS :

Biopharmaceutical and Chemical Industry: Pharmaceutical and Cosmetic Production (Synthesis, Saponification, Cleaning and pH-adjustment) Fine and laboratory chemicals (Synthesis and Analyses)
Miscellaneous Industries: Plastic manufacture (Saponification of dispersing agents, pH-adjustment, Reactivation of catalyst) Ethoxylation (Catalyst) Gas cleaning (Absorbent of carbon dioxide, hydrogen sulphide, humidity and acidic gases) Surface treatment of metals (Degreasing and Cleaning) Electroplating bath (Alkaline baths) Mirror manufacture (Silver plating bath) Photo (Emulsion production and Developer bath) Nuclear Power Stations (Storage of nuclear fuel and Regeneration of anion exchangers)
Food Industry: Dry Milk Products (Whey powder, Coffee creamers and Food thickerners) Emulsifiers (Mono and diglycerides and Alginates) Instant Coffee (Cleaning of production equipment and pH-adjustment) nstant Tea (pH-adjustment) Edible oil (Hydrogen gas production for fat hardening)
Electronics Industry: Chips, Photoresists, Semiconductors and PCB (Production and Stripping of photoresists and Etching of metallic silicone)
Batteries and Electrolysers: Batteries (Electrolyte for both disposables and rechargeables) Hydrogen gas production (Electrolyte for electrolysers

Click Here For MSDS