... operator 3, Easy to Installation & Portable 4, Easy to Clean Weighing booth1, Eliminates cross contamination2, Protect the operator3, Easy to Installation ... is a kind of partial purification equipment,for filling, refilling, weighing and sampling of raw material and Compounds. It is provided ... , Shanghai China.Tel: 86-21-54999328 Fax: 86-21-57607509 weighing booth/dispensing booth/vertical flow booth