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Continue shopping เพิ่ม “Buffer solution (boric acid/potassium chloride/sodium hydroxide)” ในตะกร้าเรียบร้อย
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× EM PIPET FILLER 3 WAY
× PYREX TEST TUBE DIA. 25X200 MM
× Acetic Acid Glacial, AR
× PYREX FILTERING FLASK #4000 ML.
× 9 mm. Blue Screw cap, PTFE/Silicone Septa (100/PK)
× 1413 µS/cm Conductivity Standard (500mL Bottle)
× 100731 | Sulfuric acid 95-97%
× Acetone , AR
× Toluene, AR
× Buffer solution (boric acid/potassium chloride/sodium hydroxide)