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A complete test kit for testing tap and aquarium water. Tests six different potentially dangerous water conditions. Includes Freshwater pH, High Range pH, Ammonia, Nitrite, and Nitrate. Kit features computer-analyzed laminated col...


Our Price: $19.99
Item Code: AP3321


Good plant growth depends on the presence of trace elements. In the closed environment of the aquarium, these are rapidly consumed. If one is missing, there is a deficiency. This is known as “Liebig’s Law of the Minimum.” BIO VE...


Our Price: $17.99
Item Code: PD01617


pH Test Packed in box and carded; Indicator: Bromthymol Blue solution Standards 6.4, 6.8, 7.0, 7.2 and 7.6; Time of test: Less than one minute Ammonia Test Reagent A Rochelle Salts; Reagent B Nesslers Reagent; Standards: .025, .1...


Our Price: $14.99
Item Code: ME03005


Good plant growth depends on the presence of trace elements. In the closed environment of the aquarium, these are rapidly consumed. If one is missing, there is a deficiency. This is known as “Liebig’s Law of the Minimum.” BIO VE...


Our Price: $27.99
Item Code: PD01624


Good plant growth depends on the presence of trace elements. In the closed environment of the aquarium, these are rapidly consumed. If one is missing, there is a deficiency. This is known as “Liebig’s Law of the Minimum.” BIO VE...


Our Price: $44.99
Item Code: PD01631


718 uS conductivity calibration solution (8 oz.). 718 uS calibration solution standardizes the probe for use in low range conductivity applications. For best results, select a conductivity buffer that is nearest to the anticipat...


Our Price: $24.99
Item Code: OP3235