Japan's COD ammonia nitrogen total phosphorus test package zinc copper iron nickel chromium manganese sewage total nitrogen test paper colorimetric tube

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COD Test pack (0-100mg L) imported into Japan 50 times
COD Test pack (0-250mg L) imported into Japan 50 times
Ammonia nitrogen test kit (0 2-10mg L) imported into Japan 50 times
Ammonia nitrogen test kit (0-20mg L) imported into Japan 50 times
Total Phosphorus Test Pack (0 05-2mg L) 40 times imported to Japan
Total Phosphorus Test Pack (0 2-10mg L) 40 times imported to Japan
Total nitrogen test kit (0-100mg L) imported into Japan 40 times
Copper test package (0 5-10mg L) imported into Japan 50 times
Iron test kit (0 2-10mg L) imported into Japan 50 times
Zinc test kit (0-5mg L) imported into Japan 50 times
Nickel test kit (0 3-10mg L) imported into Japan 50 times
Hexavalent chromium test kit (0 05-2mg L) imported into Japan 50 times
Total Chromium Test Pack (0 5-20mg L) 40 times imported to Japan
The cyanide test kit (0 02-2mg L) was imported into Japan 40 times
Fluoride Test pack (0-8mg L) imported to Japan 40 times
Sulfide test kit (0 1-5mg L) imported into Japan 40 times
Manganese Test pack (0 5-20mg L) imported into Japan 50 times
Chloride test kit (0-300mg L) imported into Japan 50 times
Nitrate test kit (1-45mg L) imported into Japan 50 times
The Nitrite test kit (0 02-1mg L) was imported into Japan 50 times
BOD Test pack (0-500mg L) imported into Japan 50 times

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Color classification:: COD test package (0-100mg L)COD test pack (0-250mg L) Ammonia Nitrogen Test pack (0 2-10mg L) Ammonia Nitrogen Test pack (0-2

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