Model AM-22 Water Pollution Kit Tests 11 Key Water-Quality Parameters
This complete package contains individual test kit modules packaged within a rugged carrying case. Each Kit contains 50 tests (nitrate-nitrogen contains 40 tests).
Model AM-22 Water Pollution Kit (No. 221540) and AM-22 Refill (No. 221542) also contain manual, report forms and handbooks: “A Study of Water Quality,” “Our Environment Battles Water Pollution,” and “Investigating Water Problems.”