产品详细内容
产品型号: 4-5151-01
功能
- It detects the presence or absence of hydrogen sulfide.
- Sulfide reacts and the test paper changes color from white to dark brown.
规格
- Size (mm): 10 x 60
- Quantity: 1 box (20 envelopes x 10)
- *Thiol-thioketon-mercaptan does not react.
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