所有商品分类
同商品型号列表：
Potassium iodide starch paper allows the quick and easy detection of strong oxidizers such as nitrite and free chlorine. Potassium iodide starch paper is also used to control diazotization reactions.
| Platform | Qualitative test paper |
| Parameter | Chlorine (free), Nitrite |
| Detection limit | Free chorine - 1 mg/L Cl₂, Nitrite - 1 mg/L NO₂⁻ |
| Color change | Chlorine - white → blue-violet, Nitrite - white → blue-violet |
| Length | 5 m |
| Width | 7 mm |
| Shelf life (from production) | 2 Years |
| Storage temperature | 4−30 °C |
| Scope of delivery | 3 reels of 5 m length and 7 mm width |
| Hazardous material | No |
产品介绍：
