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Tag Archives: Total Hardness Test Kit

ชุดทดสอบความกระด้างทั้งหมดของน้ำ (0-30 gpg)

HI 38033 Total Hardness Test Kit Product Description: Water hardness has traditionally been defined as the capacity of water to precipitate soap. The ionic species in the water causing the precipitation was later found to be primarily calcium and magnesium. In the present, therefore, water hardness is actually a quantitative measure of these ions in the water sample. It is ... Read More »

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