DENSIMETER TACHOMETER DETERGENT HYDROGEN PEROXIDE HYDROCHLORIC ACID INFRARED THERMOMETER ALCOHOL CULTURE DISH INCUBATOR ILLUMINATION INCUBATOR GOGGLES BEAKER BUTTERFLY CLAMP COATING THICKNESS GAUGE ELECTRONIC BALANCE RUBBER HOSE BOX TYPE RESISTOR FURNACE BAKING OVEN VISCOSITY CUP BRUSHES SODIUM BICARBONATE DESK MAGNIFIER DIGIMATIC CALLIPERS HYGROTHERMOGRAPH CHROMATOGRAPHIC COLUMN CHROMATOGRAPH JAR EAR WASHING BALL DECANTER SMALL MOUTH REAGENT BOTTLE PLASTIC MEASURING POT COLOUR SPECTRUM PURE ACETONITRILE AUTOMATIC POTENTIOMETRIC TITRATION WORKSTATION FEIXIU MOISTURE AND POTENTIOMETRIC TITRATION WORKSTATION PORTABLE DISSOLVED OXYGEN MEASURER THREE-NECK FLASK FOUR-MOUTH FLASK PYCNOMETER DROPPING BOTTLE WIDE NECK FLASK WATERPROOF BOTTLE DESICCATOR SAMPLE BOTTLE SEEDS FLASK GAS-COLLECTING VESSEL SPIRIT LAMP ALCOHOL BLAST BURNER GAS GENERATOR DRYING TOWER SUCKING TUBE FLAT BOTTOM WASHING BOTTLE SPECIMEN BOTTLE LAYER ANALYTIC PLATE COLORIMETRIC UTENSIL STIRRING ROD TRI-BALL DENSING INSTRUMENT REFLUXING DEVICE DISTILLING APPARATUS PORT CONVERTOR GERMAN STYLE CROSS CLAMP RIGHT ANGLE CLAMP TITRATION PLATFORM LOOP-CARRIER COTTON YARN GLOVE SORBITIC EXTRACTOR SUCTION PIPET SHELF AIRFLOW DRYER VACCINATION NEEDLE COLOUR SPECTRUM PURE ETHANOL COLOUR SPECTRUM PURE O-ETHANE COLOUR SPECTRUM PURE ACETONE COLOUR SPECTRUM PURE ANHYDROUS ETHANOL WATER TREATMENT REGENERANT DECOMPOSITION AUTOAMTIC SAMPLER THERMOLYSIS PROBE AUTOMATIC DECOMPOSITION SAMPLE CONVERTOR SAMPLE CONCENTRATOR AUTOMATIC SAMPLER STERILIZATION BOX CONSTANT-TEMPERATURE WATER BATH BOX OIL BATH BOX SEMIAUTOMATIC MELTING POINT DETECTOR FULL-AUTOMATIC MELTING POINT DETECTOR ROTARY EVAPORATOR PORTABLE SPECTROPHOTOMETER TABLE SPECTROPHOTOMETER DIAL VISCOMETER DIGITAL DISPLAY VISCOMETER ROCKWELL DIGITAL DISPLAY HARDNESS TESTER LOW-LOAD DIGITAL VICKERS HARDNESS TESTER HEATING MAGNETIC AGITATOR LABORATORY MIXER MEDICINAL HERB CRUSHER ELECTRIC WATER DISTILLER HIGH PRESSURE STERILIZER THERMO-HYGROSTAT ARTIFICIAL CLIMATE INCUBATOR VACUUM DRYING OVEN CARBON DIOXIDE INCUBATOR NOISEMETER ULTRAPURE WATER DEVICE HALOGEN MOISTURE INSTRUMENT LEATHER BELT MOISTURE METER SOIL MOISTURE METER COTTON MOISTURE METER PORTABLE TYPE LUSTER METER ROAD SIGN REFLECTION DEGREE METER DIGITAL DRY FILM THICKNESS METER ADJUSTABLE SPREADING DEVICE RING ROD TYPE WET FILM SPREADER DOUBLE SCALE PRECISE FINENESS METER PENCIL SURFACE SPREADED SCLEROMETER LATTICE TESTER SACCHAROMETER HAND-HOLDING TYPE DIOPTER METER DIGIT TYPE DIOPTER METER ILLUMINATION MAGNIFIER LIGHTING FABRIC MIRROR HELMET MAGNIFIER BARREL MAGNIFIER MAGNIFYING LAMP DESK MAGNIFYING LAMP DIGITAL HEIGHT GAUGE DIGIMATIC MICROMETER CLEARANCE GAUGE HAND STERILIZER ACID-BASE RESISTANT RUBBER GLOVE ORGANIC PROTECTION FACE GUARD ANTI-EXPLOSION FREEZER HOPPER SCALE TANK BALANCE RAILROAD TRACK SCALE TRUCK SCALE PLATFORM BALANCE EXPLOSION-PROOF DEHUMIDIFIER ANTI-EXPLOSION COMPUTER MULTIFUNCTIONAL ANTI-EXPLOSION PHONE SET TRIANGULAR BOTTLE