品牌：surejie
包装：100条/瓶
测试范围：《10，20，30，50，100ppm
Product Description
产品介绍
Low Level QAC Test Strip, 100ppm
低范围季铵盐测试条  ，10-20-30-50-100ppm
 
Check for residual levels of QAC with the Low Level QAC Test strip (Quaternary Ammonium Compounds). This strip is calibrated at 10, 20, 50 and 100ppm. The color block for 10ppm is actually ≤10ppm, but the color change from 0-10 is so insignificant, it’s difficult to see the difference.
低范围级别QAC测试条检查残余QAC的水平(季铵化合物)。该测试条是比对在10、20、50和100ppm。实际上10ppm的色块是≤10ppm，但从0-10的颜色变化是如此的微不足道，很难看出区别。
Instructions:
1.    Remove one test strip from the vial, being careful not to touch the test pad with your fingers.
2.    Dip the test strip into the solution being tested and move back and forth 5 times, then remove.
3.    Compare the test strip to the color chart after 10 seconds.
说明：
1. 从瓶子中取出一片试纸，注意手指不要触摸到测试垫。
2. 试纸浸在被测试的溶液中，来回5次移动，然后取出。
3. 10秒后，与测试条色卡比对，读出对应的范围。