THE PRODUCT IS AN ASCEPTIC PROCESSING WORKSTATION, BEING A PHARMACEUTICAL OR LABORATORY ISOLATOR. IT CONSISTS OF A SEALED RIGID CHAMBER WITH A TRANSPARENT TOP-HINGED FRONT WINDOW INTO WHICH ARE MOUNTED FLEXIBLE GLOVES. FANS MOUNTED ABOVE THE CHAMBER SUPPLY FILTERED AIR INTO THE CHAMBER AND EXTRACT IT AGAIN INTO THE ROOM OR A BUILDING EXHAUST DUCT. A DEVICE MOUNTED BEHIND THE CHAMBER PROVIDES A FUMIGANT VAPOUR TO SANISE THE CONTENTS PRIOR TO THEM BEING SUBJECTED TO CLIENT SPECIFIC TESTING OR PROCESSING.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 8405: PRODUCER GAS OR WATER GAS GENERATORS, WITH OR WITHOUT THEIR PURIFIERS; ACETYLENE GAS GENERATORS AND SIMILAR WATER PROCESS GAS GENERATORS, WITH OR WITHOUT THEIR PURIFIERS. GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL: 840510 - PRODUCER GAS OR WATER GAS GENERATORS, WITH OR WITHOUT THEIR PURIFIERS; ACETYLENE GAS GENERATORS AND SIMILAR WATER PROCESS GAS GENERATORS, WITH OR WITHOUT THEIR PURIFIERS.