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| Cornish Way | |
| Barbot Hall Industrial Estate | |
| Rotherham | |
| South Yorkshire | |
| S62 6EG | |
| Tel: 44 (0) 1709 362523 | |
| Fax: 44 (0) 1709 369045 | |
| E-mail: roth@gowerchemicals.ltd.uk | |
| Web site: www.gowerchemicals.ltd.uk |
| HYDROGEN PEROXIDE 30% AR GRADE |
| COMPONENT | SPECIFICATION | ||
| Assay | 30.0% - 31.0% | ||
| Colour | 10 Hazen Units maximum | ||
| pH @ 25oC | 3-6 | ||
| Residues @ 110oC | 10 | ppm maximum | |
Free acidity as (H2SO4) |
20 | ppm maximum | |
| Free Acidity | 0.4 | ppm maximum | |
| Chlorides | (Cl) | 1 | ppm maximum |
| Nitrates | (NO3) |
2 | ppm maximum |
| Phosphates | (PO4) |
1 | ppm maximum |
| Sulphates | (SO4) |
1 | ppm maximum |
| Total Nitrogen | (N) | 2 | ppm maximum |
| Aluminium | (Al) | 0.1 | ppm maximum |
| Arsenic | (As) | 0.05 | ppm maximum |
| Barium | (Ba) | 0.05 | ppm maximum |
| Cadmium | (Cd) | 0.05 | ppm maximum |
| Calcium | (Ca) | 1 | ppm maximum |
| Chromium | (Cr) | 0.1 | ppm maximum |
| Cobalt | (Co) | 0.02 | ppm maximum |
| Copper | (Cu) | 0.02 | ppm maximum |
| Iron | (Fe) | 1 | ppm maximum |
| Lead | (Pb) | 0.05 | ppm maximum |
| Magnesium | (Mn) | 0.5 | ppm maximum |
| Manganese | (Mn) | 0.02 | ppm maximum |
| Molybdenum | (Mo) | 0.05 | ppm maximum |
| Nickel | (Ni) | 0.05 | ppm maximum |
| Potassium | (K) | 0.5 | ppm maximum |
| Selenium | (Se) | 1 | ppm maximum |
| Sodium | (Na) | 5 | ppm maximum |
| Strontium | (Sr) | 0.02 | ppm maximum |
| Zinc | (Zn) | 0.5 | ppm maximum |