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Red paper with normal sensitivity, which changes color to blue in the pH range 3.0–5.0, e.g. for neutralization analysis, detection of lactic acid in culture media, which contain lactic acid-producing strains of B. coli.
| Platform | Products for pH determination |
| Parameter | pH |
| Detection limit | pH - 5.0–3.0 |
| Color change | pH - red → blue |
| Length | 5 m |
| Width | 7 mm |
| Shelf life (from production) | 3 Years |
| Storage temperature | 4−30 °C |
| Scope of delivery | 3 reels of 5 m length and 7 mm width |
| Hazardous material | Yes |
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