Fritz Test Kit ISO Includes the following Liquid Test Kits. Includes: QTY 2 - 04009 - FRITZ MASTER TEST KIT QTY 3 - 04000 - FRITZ PH TEST KIT QTY 3 - 04001 - FRITZ AMMONIA TEST KIT QTY 3 - 04002 - FRITZ NITRITE TEST KIT QTY 3 - 04003 - FRITZ NITRATE TEST KIT QTY 3 - 04004 - FRITZ COPPER TEST KIT QTY 3 - 04006 - FRITZ ALKALINITY TEST KIT QTY 3 - 04007 - FRITZ GH TEST KIT QTY 3 - 04008 - FRITZ CALCIUM TEST KIT