(b) DOUBLE CHAMBER .
 Both chambers are double walled and are fitted with trays and illumination system.

"SEW" LABORATORY B.O.D INCUBATORS - SUPER AUTOMAT.

"SEW" B.O.D. Incubators are specially recommended to meet the requirements for incubation of Biochemical Oxygen Demand on water and sewage. It is also recommended for the preservation of vaccines at low temperature and study of enzymatic digestion processes and other tests demanding constant and uniform low temperature.

"SEW " Seed Display Boards.

These boards are made of imported acrylic sheet and are supplied with 1 to 12 pockets in a display board.

"SEW" Purity Analysis Work Board

This board has been designed for testing purity of seed samples with maximum efficiency and comfort. It has a built in illumination diaphonoscope. Use of this spot with chaffy grass illuminates all grass work on test. One drawer is also provided in front for larger seed lots. It is made of seasoned wood given natural finish. It is also provided with a magnifying glass, covering the entire surface of opal glass.

"SEW" Seed Blower (Dacota Type)

This blower makes the separation by accurately controlling the upward air flow through a transparent plastic column for purity testing, docking and cleaning of the grain /seed samples. This blower can be operated either through a timer or manually. The flow of the air is controlled to get even the most difficult and sensitive air separation. All the controls are given on the control panel located on the top for easy access. It has two sizes of column for covering the entire range of seeds / grains, balanced suitable blower. To operate on 220 v single phase 50 cycles A.C supply.

"SEW" Heavy Duty Boerner Divider

This is used to reduce the size of grain or seed sample into halves, each exactly representative of the original sample. This Boerner divider is constructed of extra heavy material top to withstand wear & tear. Made of brass and copper only eliminating any possibility of rust. Entire bottom section is removable to facilitate cleaning if necessary. Legs and supports are made of brass plated steel.

"SEW" Soil Type (Riffle Type Divider)

It is suitable for dividing or halving dry materials. Materials poured into a hopper are divided into two equal divisions and discharged alternatively in opposite direction in separate pans.

"SEW" Precision Divider (Gamet Type)

This precision divider is used for dividing and mixing grain samples and performs accurately on seeds, grains, feeds etc. Thorough testing has demonstrated accurate division and reduction to work size sample, exactly representative of the original sample. Division and mixing are carried out by centrifugal action of motor driven revolving neoprene disc positioned under hopper. The hopper and cylinder top lift off together, providing easy access to interior of dividing cylinder.

"SEW" Seed Grader Lab model

Seed graders are used for cleaning small lots of peas, beans and other types of seeds. It is a light and accurate seed grader and is a very useful cleaner for laboratory .It has a powerful fan with adjustable air intake opening and two screens;one is used for grading and other for scalping. SIZE: Electronic Load - 1/4 H.P.200 V  A.C single phase, 50 Hz

"SEW Aspirator (Bates Type)

This machine is used for separating the granular and foreign materials by passing controlled air current through the falling material by regulated flow in a thin layer from a speeding cone. There is a slide value which helps in increasing or decreasing the passage to the centrifuge corrector which in turn helps to control the air flow. The sample is placed in the hopper ,the feel deal is adjusted & set for the desired feed rate & the blower is turned on. Rating:220 V 50 cycles A.C / D.C