Home Buy Online Quality Control and Test Kits pH Testing pH 9,18 Buffer Sachets 25 x 20 mL sachets certificate of analysisSOLD OUT🔍 pH 9,18 Buffer Sachets 25 x 20 mL sachets certificate of analysis£44.29 ex. VAT Out of stock WishlistWishlist SKU: HI-70009C Category: pH Testing Tag: pH Buffer CAL STD Brand: HANNAGuaranteed Safe Checkout Description pH 9.18 buffer solution supplied with certificate.Related products Quick view icon pH 2 000 Millesimal Buffer Solution 25 x 20ml sachets £49.90 ex. VAT Add to basket Quick view icon Cleaning Solution for Cheese Deposits 25 x 20 mL sachets £50.40 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 Quick view icon Electrode Cleaning Solution for Cheese Deposits £41.20 ex. VAT Add to basket