Purchase Qty. Reference FOB Price
1-2 sets US$870.51
3-4 sets US$783.45
5-9 sets US$739.93
10+ sets US$696.41
Product Description
Product Overview GA-ZNH3-N Ammonia nitrogen water quality tester GA-ZNH3-N Ammonia nitrogen water quality tester adopts photoelectric colorimetric method, has self-developed filtration system, good optical stability, strong anti-interference ability, simple operation, and can quickly and ...