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Give it purpose - fill it with water filters, air filters, refrigerator filters, and more.
The pH Buffer Solution Variety Pack from HM Digital is lightweight, economically priced and has an indefinite shelf life. Easy to use. Preparation directions are included directly on the bottle.
Includes 3 packets of 4.0 pH, 6 packets of 7.0 pH, and 3 packets of 10.01 pH
pH Buffer Solution Variety Pack Features & Specifications:
Each Powder Packet makes 100 ml of solution
Includes one empty 100 ml bottle
Accurate plus or minus 0.02 pH at 25 degrees Celsius
Preparation directions on bottle