Laboratory instruments and equipment for sewage treatment plants(Please inquire about the price by phone)

(1)The list of instruments, equipment, and consumables for the sewage treatment laboratory analysis project is as follows:

The list is as follows:

(1) CODcr: Method: Potassium dichromate method (GB11914-89); Instrument and equipment: COD rapid analyzer, heated digester; (Note: CODcr automatic measuring device can be selected).

(2) PH measurement: Method: Glass electrode method (GB6920-86); Instrument and equipment: PH meter (with temperature sensing); Glassware: 100ml beaker

(3) Chromaticity: Method: Dilution ratio method (GB11903-89); Instrument: colorimeter, glassware: 50ml stoppered colorimetric tube.

(4) BOD5: Method: Dilution inoculation method (GB-7488-87); Instrument and equipment: BOD incubator and BOD analyzer

(5) SS suspended solids: Method: Weight analysis GB11901-89; Instrument and equipment: suspended solids analyzer, microporous membrane filtration device, vacuum pump, air drying oven, water bath, electronic analytical balance (one ten thousandth); Glassware: suction filter bottle, tweezers, dryer, evaporating dish, weighing bottle with a diameter of 30-50mm; 0.45 μ m filter membrane.

(6) NH3-N ammonia nitrogen: Method: Nessler's reagent photometric method (GB7479-87); Instrument and equipment: UV spectrophotometer, pH meter; Glassware: 50ml stoppered colorimetric tube, polyethylene bottle, glass rod, distillation apparatus (for preparing ammonia free water), test tube rack;

(7) TN total nitrogen: method: UV spectrophotometry (GB11894-89); Instrument and equipment: UV spectrophotometer, high-pressure steam sterilizer; Glassware: 25ml stoppered colorimetric tube, beaker, test tube holder;

(8) TP total phosphorus: method: UV spectrophotometry (GB11894-89); Instrument and equipment: UV spectrophotometer, high-pressure steam sterilizer; Glassware: 50ml (ground mouth) stoppered colorimetric tube, test tube rack;

(9) Chloride: Method: Nitric acid titration method (GB11896-89); Glassware: 150ml conical flask, 50m brown acid burette;

(10) DO dissolved oxygen: method: iodometric method (GB7489-87) instrument method; Instrument and equipment: DO portable measuring instrument can be selected; Glassware: 50ml brown basic burette, iodine volumetric flask, 250-350ml dissolved oxygen flask, pipette, brown flask;

(11）MLSSsludge concentrationMethod: Weight analysis; Instrument and equipment: centrifuge, air drying oven, constant temperature water bath, electronic analytical balance (one ten thousandth); Glassware: 100ml porcelain bowl, 100ml measuring cylinder, crucible clamp, dryer.

12）MLVSSVolatile sludge concentrationMethod: Weight analysis; Instrument and equipment: centrifuge, blast drying oven, water bath, electronic analytical balance (one ten thousandth), muffle furnace (box type resistance furnace); Glassware: 50ml crucible, 100ml measuring cylinder, crucible clamp, dryer.

(13) Turbidity: Instrument: Turbidity meter,Turbidity can be measured by turbidity meter using turbidity method or scattered light method.

(14) Sludge moisture content: Method: Weight analysis; Instrument and equipment: moisture analyzer or electronic analytical balance (one ten thousandth), air drying oven; Glassware: 100ml porcelain bowl, crucible clamp, dryer.

(15) Organic matter in sludge: Method: Weight analysis; Instrument and equipment: air drying oven, electronic analytical balance (one ten thousandth), muffle furnace (box type resistance furnace); Glassware: 50ml crucible, crucible clamp, dryer.

(16) Coliform bacteria: Method: Multi tube fermentation method; Instrument and equipment: high-pressure steam sterilizer, constant temperature incubator, biological microscope; Glassware: 10ml fermentation tube with silicone stopper, small pouring tube, test tube rack, alcohol lamp, inoculation needle; Backup reagents: Lactose peptone culture medium, EC culture medium.

Laboratory instruments and equipment for sewage treatment plants

（2） Conventional experimental proceduresInstruments andSpare vessels

(1) Preparation of experimental water: Instrument and equipment: pure water machine, (distilled water generator), conductivity meter; Glassware and accessories: plastic water collection bucket, glass water bottle, rubber conduit.

(2) Preparation and storage of solutions: Instrument and equipment: ordinary electronic balance, electronic analytical balance (one ten thousandth), magnetic stirrer, refrigerator;

Glassware and accessories: measuring cylinders (100ml, 500ml, 1000ml), beakers (50ml, 100ml, 200ml, 500ml, 1000ml, 2000ml), distillation flasks, colorless and brown reagent bottles (fine mouthed, large mouthed, and ground mouthed), colorless and brown droppers, colorless and brown volumetric flasks (50ml, 100ml, 200ml, 250ml, 500ml, 1000ml); Graduated straws (1, 2, 5, 10ml); Large abdominal pipette (1, 2, 5, 10, 20, 50, 100ml); Washing bottles and droppers; Ordinary funnels (short and long tubes); Commonly used spherical separating funnels; Glass sand core funnel, weighing bottle (diameter 160-300mm), corner spoon; Glass rod, ear wash ball, weighing paper, and filter paper.

(3) Heating, distillation, and fractionation: Instrument and equipment: alcohol lamp, electric furnace, constant temperature water bath, distillation (fractionation) device; Glassware and accessories: round bottomed, flat bottomed flasks, spherical (serpentine) condenser tubes, connecting pipes, iron shelves, asbestos mesh, zeolite, rubber conduits.

(4) Washing and drying of vessels: Instrument and equipment: vessel dryer; Glassware and accessories: brush, test tube brush, test tube holder, pipette holder, gloves.