pH Meter Buffer Calibration Solution, YOU CHOOSE 4, 7 OR 10pH, 1-Gal Bottle

Item Description: Polarchem pH Meter Buffer Solution 4.00, 7.00 OR 10.00pH - 4-Liter Jug (4-Liter/roughly 1 Gallon)   Product Specs:   * 4-Liter Jugs (roughly 1 Gallon) * Temperature Charts are included on each bottle of solution* Expiration dates on every bottle, usually between 18-24 months before expiration* pH 7.00 is the most commonly used Buffer Solution Use this product to keep your pH Meters running at optimum levels! You choose which Buffer Solution you need! 4.00 pH. 7.00 pH. 10.00 pH. We can provide other pH's as well!  Tell us what you need! This listing is for only ONE JUG ($59.99/Bottle), but you can buy as many as you need!  If you need 2 bottles, purchase 2 here!  If you need 10, purchase 10 here!   LET US KNOW WHICH pH(S) YOU NEED WHEN YOU PAY!  IF WE DON'T KNOW WHAT YOU WANT, YOUR PAYMENT WILL BE REFUNDED!   To ensure optimum accuracy time after time, calibrate your instruments using the Polarchem pH Buffer Solutions. Ideal for 1-Point, 2-Point or 3-Point Calibr