Home Buy Online Quality Control and Test Kits pH Testing pH Buffer CAL STD pH Buffer 9 18 Solution 500 mL bottle🔍 pH Buffer 9 18 Solution 500 mL bottle£24.45 ex. VAT Available on back-order pH Buffer 9 18 Solution 500 mL bottle quantity Add to basket WishlistWishlist SKU: HI-7009L Categories: pH Testing, pH Buffer CAL STD Tag: pH Buffer CAL STDGuaranteed Safe Checkout Description pH 9.18 buffer solution 500ml.Related products Quick view icon Combination pH EC Buffer Kit 1413 uS cm 7 01 pH Certificate of Analysis £37.70 ex. VAT Add to basket Quick view icon Electrode Cleaning Solution for Salt Deposits 500ml £41.20 ex. VAT Add to basket Quick view icon Electrode Cleaning Solution for Dairy Products £41.20 ex. VAT Add to basket Quick view icon pH 1 68 Technical Buffer Solution 10 x 20ml sachets – 0 01 pH Certificate £27.50 ex. VAT Add to basket