狠狠色丁香婷婷久久综合麻豆-国产精品久久久午夜夜伦鲁鲁-日本边添边摸边做边爱喷水-插一区成人精品-成全影视大全在线观看-肥胖bbwwbbww高潮-色猫av-欧美成人视屏-国产美女丝袜高潮白浆网站91-国产a级毛片区一区二区三-濑亚美莉av一级在线观看,成av人片一区二区三区久久,香港经典毛片a免费观看,亚洲天堂伊人

產品列表PRODUCTS LIST

北川式乙醛(醋醛)檢測管

簡要描述:

北川式乙醛(醋醛)檢測管,檢測范圍0.004-1.0,型號133A

更新時間:2025-10-28

發郵件給我們:554328895@qq.com

分享到: 1
在線留言
北川式乙醛(醋醛)檢測管

1.PERFORMANCE
1)Measuring range 0.004-1.0
Number of pump stroke 1 100ml
2)Sampling time 1 minute/1 pump stroke
3)Detectable limit 5 ppm
4)Shelf life 1 year Necessary to store in
5)Operating temperature 0-40℃
6)Temperature compensation Necessary See"TEMPERAT
7)Reading Concentration chart method
8)Colour change Yellow Pink

2.RELATIVE STANDARD DEVIATION
RSD-low 10 y RSD-mid.5 y RSD-high 5

3.CHEMICAL REACTION
By reacting with Hydroxylamine hydrochloride,Hydrogen ch
CH3CHO NH2OH HCI HCI CH3CH NOH H2O