+66 3868 1423, +668 6321 7308
    สินค้า จำนวน
× Sodium chloride 99%, AR
× 105033 | Potassium hydroxide
× Acetone , AR
× 1413 µS/cm Conductivity Standard (500mL Bottle)
× 105432 | Ammonia solution 25%
× Toluene, AR
× Tetrahydrofuran, HPLC