Description
Technical Bulletin
INDICATIVE SPECIFICATION:
| Name: | Caustic Soda Prills (Pearl) & Caustic Soda Solid (Flakes) |
| Chemical Name: | Sodium Hydroxide |
| CA.S. No: | 1310-73-2 |
| UN No.: | 1823 |
| Chemical Formula: | NaOH |
| Form: | Deliquescent solid, can be in the form of pellets or sticks |
| Colour: | White |
| Boiling Point (oC): | 1390 |
| Melting Point (oC): | 318 |
| Solubility (water): | Soluble with evolution of heat |
| Solubility (other): | Alcohols, Glycerol |
| Specific Gravity: | 2.13 (Water = 1 at 4 oC) |
| Bulk Density (g/ml): | 1.175 |
| Chemical Composition | Prills | Flakes |
| Sodium Hydroxide NaOH | 99% wt. min * | 99% wt. min * |
| NaCl | 0.022% wt. max. | 0.022% wt. max. |
| Na2CO3 | 0.94% wt. max. | 0.94% wt. max. |
| Na2SO4 | 0.038% wt. max. | 0.038% wt. max. |
| Fe | 5 ppm wt. max. | 50 ppm wt. max. |
|
Ni . |
3 ppm wt. max. |
On dry basis:
Packing: 25 Kgs Bags, 25 Kgs Drums, 400 Kg Drum, Jumbo Bags Slip Sheet. Wooden Palletisation where ever possible.
Uses Caustic Soda Prills (Pearl) & Caustic Soda Solid (Flakes) also known as Sodium Hydroxide (NaOH) in the Chlor-Alkali world is used in various applications by numerous industries worldwide.
Agriculture:
* Combating foot and mouth diseases
* Decomposing straw
Beverages and Dairies:
* Cleaning of fats
* Water treatment
* Cleaning of equipment
* Ion exchange resin regeneration
Chemical Production:
* Sodium aluminate, Sodium Cyanide
* Alumina, Silicate, Polycarbonate
* Zeolites, Expoxides
* Pigments (Titanium oxide)
Detergents, Soaps and Cleaners:
* Sodium tripolyphosphate (detergents)
* Sodium hypochlorite (household bleach, disinfectant)
* Soaps, household cleaning
* Oven cleaners, drain pipe cleaners
Food Processing Edible Oil Refining:
* Production of Pretzels
* Refining of edible oils
* Treatment of straw to improve nutrition value and disgestability
* Lye peeling of fruits and vegetables
Municipal Water and Sewage Treatment:
* pH control
* Odour treatment
* Effluent treatment
* Descalling of piping networks
Oil & Gas Production:
* pH control in drilling mud
* Removal of bactericide and Calcium
* Alkaline flooding of oil fields
* Scrubbing off-gases
Petroleum and Natural Gas Processing:
* Removal of acidic contaminant from refined products
* Extraction of phenols
* Scrubbing of off-gas
Pharmaceutical:
* Sodium phenolate (Antiseptics, Aspirin)
* Various production processes
Textile Finishing Process:
* Scouring to remove contaminants
* Bleaching with oxidizing agent
* Mercerizing to improve luster and dye absorption
General Purpose:
* pH Control
* Water acid neutralization
* Catalysis/Drying agent
* Paint stripper, polishes
* Degreasing agent for cleaning metal surfaces
* De-enamelling
* Ion Echange resin regeneration
* Scrubbing of off-gases
Label
White deliquescent solid, chiefly in the form of beads or pellets. Hazard: Corrosive to tissue in the presence of moiture. Strong irritant to tissue (eyes, skin, mucous membrane.) Used as a detergent.
LABEL PROPERTY
Physical state and appearance …………….. Solid. (Deliquescent solid.)
Odor ………………………………………………….. Odorless.
Taste …………………………………………………. Not available.
Molecular Weight …………………………………. 40 g/mole
Color ………………………………………………….. White.
pH ……………………………………………………… (1% soln/water): 13.5 [Basic.]
Boiling Point ………………………………………… 1388°C (2530.4°F)
Melting Point ……………………………………….. 323°C (613.4°F)
Critical Temperature …………………………….. Not available.
Specific Gravity ………………………………….. 2.13 (Water = 1)
Vapor Pressure ………………………………….. Not applicable.
Vapor Density …………………………………….. Not available.
Volatility ……………………………………………… Not available.
Odor Threshold …………………………………… Not available.
Water/Oil Dist. Coeff. …………………………… Not available.
Ionicity (in Water) ……………………………….. Not available.
Dispersion Properties ………………………….. See solubility in water.
Solubility …………………………………………….. Easily soluble in cold water
