SANDOO has strict all-process quality control on from raw material to finished products. Professional quality control team work carefully to make sure of high quality products. SANDOO, oriented by “Quality First, Customer Priority”, pay much attention to quality control as always to supply more advanced products and service to all over the world.

Analysis testing instruments:
HPLC chromatograph, GC chromatograph, Ion chromatograph, TOC test, Mastersizer, Infrared spectrophotometer, Ultraviolet spectrophotometer and etc.