Plastic handle dissecting needle insect biological dissecting needle straight tip Middle School biological experiment probe teaching dissecting tool

Triangular thin layer spray bottle sprayer color bottle 30ml 50ml 100ml complete set with ball triangle spray bottle

Luqiao Cm115 Crystalline Violet Neutral Red Bile Salt Agar (Vrba) Culture Medium 250g Escherichia Coli Group

Hua Ou Glass Specimen Bottle Laboratory Formalin Display Bottle Sample Bottle Transparent Thickened Wide Mouth Bottle Specimen Cylinder

Laboratory PP pipe fan fume hood ventilation cabinet 250 axial flow fan 220V mute high speed

Tianjin Guangfu Sodium Salicylate Analytical Pure Grade Pure Ar500G Chemical Reagent

Optical Salinity Meter Handheld Refractometer Seawater Aquaculture Salinity Meter Seawater Hydrometer Food Salinity Meter

Sinopharm Comio Zinc Oxide Analytical Pure Chemical Reagent 500g Dental Skin External Use Teaching Experimental Supplies

Shanghai Lei magnetic pH composite electrode E-201-C laboratory pH meter rechargeable electrode probe E-301-F

Beijing Luqiao Cm103 Yellow Green Lactose Bile Salt Broth Bglb 250g Experimental Food Microbiological Test

Experimental clothing white coat long sleeve men and women students short sleeve chemical food factory beauty thickened protective clothing overalls

Beijing Luqiao Plate Count Agar Medium (Pca) 250g Cm101 Microbial Test Reagent

Teflon composite gasket 8 * 1.5mm 9 * 1mm 1.5ml screw injection bottle gasket PTFE gasket 100

Standard Solution Atomic Absorption Icp Potassium Sodium Calcium Magnesium Lead Zinc Iron Manganese Chromium Silver Gold Cadmium Copper Ion 1000Ppm Standard Solution

Shanghai Sanshen Shuangha DZ5/DZ10 Stainless Steel Electric Distilled Water Machine DZ20 Distilled Water Machine Laboratory

Refining adjustable quantitative dispenser II type 1 5 10ml adjustable glass bottle 250 500 1000ml dispenser

Laboratory plastic funnel 60/75/90/120/small funnel large diameter high pressure resistant household funnel

Bright disposable latex gloves green aloe powder-free latex gloves laboratory lanolin gloves

Plastic test tube rack sampling tube rack assembly detachable 13 16 20 25 30mm plastic centrifuge tube detachable rack

Laboratory F4 PTFE Crucible with Lid PTFE Crucible PTFE Teflon 25 50 100ml

Bright disposable PE gloves polyethylene PE sealing film gloves transparent food Medical examination beauty

Flow liquid bottle cap 1 hole/2 holes/3 holes gas liquid chromatography analysis bottle cap filling cover sample bottle

Agilent 2mL injection bottle pad 1.5mL vial gasket GC 9mm gasket HPLC spacer

Youlige disposable latex gloves comfortable white inspection Industrial Scientific Research biological food

Shu Niu Round Bottom Flask Standard Mouth 19/24/29 Single Mouth Round Bottom Flask Distillation Flask 50-5000ml Reaction Flask

Glass syringe syringe syringe syringe feeding enema syringe 1-100ml rubber cap plug chromatography cap

Experimental rubber band high elastic industrial rubber band yellow cowhide rubber ring leather cover rubber ring elastic

Shu Niu Pear-shaped Separator Funnel Spherical Laboratory Oil Separator 60/125/250/500/1000ml

Shuniu long neck glass round bottom flask flat flask 50/100/250/500/1000ml complete specifications

Hua Ou Glass Beaker High Temperature Beaker Low Beaker 50 100 250 300 500 1000ml

Tetramethylamide film (thin layer chromatography) Taizhou Luqiao 10*20 5*5 10*10cm

Fermentation tube Duchenne small tube glass tube thick material 6*30mm laboratory supplies

[Shanghai Jinghua/Jinghai] SH10A DHS-16A/DHS-20A Electronic Halogen Moisture Analyzer

International electronic balance scale 0.01g0.1g precision laboratory analysis scale 10/1% g weight scale

Jinten pin filter PES water system nylon organic PTFE microporous membrane filter head 0.22um0.45um

Laboratory analysis electronic balance 0.1mg electronic scale precision 1‰ QS certification instrument