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1
| HARDNESS CHEMICAL. note - we are having two nos boilers one is 100 TPH(67 Kg/Cm2) and 40 TPH (32 Kg/Cm2).required suitable chemicals with doses on per day basis to maintain following parameters given by boiler makers.
Feed water Boiler water
1 Total hardness (max)(asCaCo3)PPM Nil Nil
2 pH Value at 25 o C 9.3-10 10.8-11.2
3 Oxygen(max)as O2 PPM 0.07 -
4 Iron (max) PPM 0.02 -
5 Copper (max) PPM 0.01 -
6 Silica As Sio2(max) PPM <0.02 5.26
7 Total dissolved solids(max) PPM 0.1 <140
8 Total suspended solids PPM Nil Nil
9 Oil and organic matter(max) PPM Nil Nil
10 Specific electrical conductivity as 25 o C <0.2 <286
After degassing (max)in
micro Siemens/centimeter PPM
11 Residual hydrazine (max)(as N2H4)PPM 0.02 -
12 Residual phosphate(max) (as PO4)PPM - 29-34
13 Total alkalinity (as CaCO3) PPM - 190
14 Sodium sulfite(as SO3) PPM - 18-30
15 Chlorides PPM Nil Nil
| KGS-KILOGRAMS | 200 |
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2
| AMINE BASE (P H BOOSTER FOR BOILER WATER) | LTR-LITERS | 1500 |
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3
| OXYGEN SCAVENGER. note - we are having two nos boilers one is 100 TPH(67 Kg/Cm2) and 40 TPH (32 Kg/Cm2).required suitable chemicals with doses on per day basis to maintain following parameters given by boiler makers.
Feed water Boiler water
1 Total hardness (max)(asCaCo3)PPM Nil Nil
2 pH Value at 25 o C 9.3-10 10.8-11.2
3 Oxygen(max)as O2 PPM 0.07 -
4 Iron (max) PPM 0.02 -
5 Copper (max) PPM 0.01 -
6 Silica As Sio2(max) PPM <0.02 5.26
7 Total dissolved solids(max) PPM 0.1 <140
8 Total suspended solids PPM Nil Nil
9 Oil and organic matter(max) PPM Nil Nil
10 Specific electrical conductivity as 25 o C <0.2 <286
After degassing (max)in
micro Siemens/centimeter PPM
11 Residual hydrazine (max)(as N2H4)PPM 0.02 -
12 Residual phosphate(max) (as PO4)PPM - 29-34
13 Total alkalinity (as CaCO3) PPM - 190
14 Sodium sulfite(as SO3) PPM - 18-30
15 Chlorides PPM Nil Nil
| KGS-KILOGRAMS | 1140 |
