Punjab Alkalies &
Chemicals Limited
Punjab Alkalies &
Chemicals Limited
Product Specifications
SPECIFICATIONS FOR CAUSTIC SODA FLAKES
Caustic Soda Flakes will confirm to IS 252:1991 BIS Specifications for Caustic Soda Pure (Rayon Grade)
| Sr No | Characterstics | Requirement as per IS 252 : 1991 (On Dry Basis) | Actual Average Quality (On Dry Basis) |
| 1 | Sodium Hydroxide (as NaOH) Percent by mass, min. | 99.5% | 99.5% |
| 2 | Sodium Carbonate (as Na2CO3) Percent by mass, max. | 0.40 | 0.40 |
| 3 | Chlorides (as NaCl) ppm, max. | 1000 | 100 |
| 4 | Sulphates (as Na2SO4) ppm, max. | 1000 | N.D. |
| 5 | Silicates (as SiO2) ppm, max. | 200 | 20 |
| 6 | Iron (as Fe) ppm, max. | 20 | 10 |
| 7 | Copper (as Cu) ppm, max. | 2 | 0.5 |
| 8 | Manganese (as Mn) ppm, max. | 1 | 0.5 |
| 9 | Chlorates and Perchlorates (as NaClO3) ppm, max | 10 | 10 |
| 10 | Matter Insoluble in water Percent by mass, max. | 0.05 | Nil |
Note : N.D. = Not Detectable
SPECIFICATIONS FOR CAUSTIC SODA LYE
Caustic Soda Lye will confirm to IS 252:1991 BIS Specifications for Caustic Soda Pure (Rayon Grade)
| Sr No | Characterstics | Requirements as per IS 252 : 1991 | Average Quality (As such basis) | |||
| On 100% basis | 47.5% Caustic Lye (on as such basis)* | 32% Caustic Lye (as such basis)* | 32% Caustic Lye | 47.5% Caustic Soda Lye | ||
| 1 | Sodium Hydroxide (as NaOH) Percent by mass, min. | 99.5% | 47.5% | 32% | 32% | 47.5% |
| 2 | Sodium Carbonate (as Na2CO3) Percent by mass, max. | 0.40 | 0.19 | 0.13 | 0.13 | 0.19 |
| 3 | Chlorides (as NaCl) ppm, max. | 1000 | 475 | 320 | 30 | 50 |
| 4 | Sulphates (as Na2SO4) ppm, max. | 1000 | 475 | 320 | N.D. | N.D. |
| 5 | Silicates (as SiO2) ppm, max. | 200 | 96 | 64 | 08 | 10 |
| 6 | Iron (as Fe) ppm, max. | 20 | 9.5 | 6.4 | 0.5 | 1.0 |
| 7 | Copper (as Cu) ppm, max. | 2 | 0.95 | 0.64 | N.D. | N.D. |
| 8 | Manganese (as Mn) ppm, max. | 1 | 0.48 | 0.32 | N.D. | N.D. |
| 9 | Chlorates and Perchlorates (as NaClO3) ppm, max | 10 | 4.8 | 3.2 | - | - |
| 10 | Matter Insoluble in water Percent by mass, max. | 0.05 | 0.024 | 0.016 | Nil | Nil |
Note : N.D. = Not Detectable
* Requirement of 47.5% and 32% Caustic Soda Lye is derived from the specification of 100% Caustic Soda Lye
SPECIFICATIONS FOR HYDROCHLORIC ACID
Hydrochloric Acid will confirm to IS 265:1993 BIS Specifications for Hydrochloric Acid Technical Grade
| Sr No | Characterstics | Requirement as per IS 265 : 1991 | Average Quality |
| 1 |
Total Acidity (as HCl) Percent by mass, min
|
30.0 | 30.0 |
| 2 | Residue on Ignition, ppm, max | 1000 | 100 |
| 3 | Sulphates (as H2SO4) ppm, max. | 1000 | 200 |
| 4 | Iron (as Fe) ppm, max | 50.0 | 1.0 |
| 5 | Free Chlorine and Bromine (as - HCl) ppm, max | 10 | 10 |
| 6 | Sulphites (as SO2) ppm, max. | 500 | 50 |
| 7 | Heavy Metals (as Pb) ppm, max | --- | N.D. |
| 8 | Arsenic (as As) ppm, max | --- | N.D. |
| 9 | Ammonium Compounds (as NH4) | --- | N.D. |
Note : N.D. = Not Detectable
SPECIFICATIONS FOR LIQUID CHLORINE
Liquid Chlorine will confirm to IS 646:1986 BIS Specifications for Liquid Chlorine Technical
| Sr No | Characterstics | Requirement as per IS 646: 1986 | Average Quality |
| 1 |
Chlorine Gas Purity Percent by volume, min
|
99.8 | 99.9 |
| 2 | Moisture content, ppm, max | 50 | < 50 |
SPECIFICATIONS FOR HYDROGEN GAS
HydroGEN GAS confirm to THE FOLLOWING Specifications
| Sr No | Characterstics | Average Quality |
| 1 | Hydrogen Gas, Purity Percent by volume, min | 99.9 |
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