Standard Solution 10 uS/cm, RS-For Conductivity, Glass Bottle, 250mL, CE, 8buc, 8x75.00= 600.00 RON pH 1.00 at 20C Glyicine/Sodiu Chloride/Hydrochloric Acid, 500 mL, CPa Chem, 2 buc, 2x110.00= 220.00 RON pH 10.00 at 20C Boric Acid/Potassium Chloride/Sodium Hydroxide, 500 mL, CPa Chem, 4 buc, 4x110.00= 440.00 RON pH 4.00 at 20C Citric Acid/Sodium Chloride/Sodium Hydroxide, 500mL, CPa Chem, 3 buc, 3x110.00= 330.00 RON pH 7.00 at 20C di-Sodium Hydrogen Phosphate/Potassium Dihydrogen Phosphate, 500 mL, CPa Chem, 4buc, 2x110.00= 440.00 RON Standard Solution 84 uS/cm, RS-For Conductivity, Plastic Bottle, 500mL, CE, 2 buc, 2x69.00= 138.00RON Strontium Nitrate, RPE-For analysis-ACS, plastic bottle, CE, 1kg, 1 buc, 1x1248.00= 1248.00RON