Anhydrous sodium carbonate crystalline sodium carbonate sodium carbonate AR500g GR500g PT100g

Column chromatography polyamide 500g 14-30-60-90-100 filter column polyamide powder for column chromatography

Five-necked flask 500 1000 2000 5000 10000ml five-necked flask GG-17 flask Shu Niu

Glass Petri Dish Bacterial Petri Dish Special Dish for Bacterial Culture Laboratory Petri Dish 90 125mm

Shu Niu 3.3 Material High Borosilicate Silk Triangle Flask 250 500 1000 2000 3000 5000ml

L+-Tartrate L(+)-Tartrate; L-Tartrate; L(-)-Tartrate

Tianjin Aoran 100ml Nessler' s Reagent Ammonia Nitrogen Detection nessler Water Quality Analysis Ammonia Nitrogen Analyzer

97% Calcium Chloride Hexahydrate Building Antifreeze Antifogging Agent 7774-34-7 Anhydrous Calcium Chloride Dihydrate Chlorination

Active Nickel Nickel Ar100G

Aoran Ph Meter Calibration Solution Potassium Hydrogen Phthalate Mixed Phosphate Sodium Tetraborate Ph Buffer

Calcium Oxide 98% Analytical Pure Quicklime Ar500G Cas: 1305-78-8

Cologne Molecular Sieve Desiccant 3A4A5A Natural Gas Ammonia Decomposition Furnace Insulated Glass Refrigeration Air Compressor Dryer

Potassium iodide AR500g KI CAS 7681-11-0 Chengdu Kelon Chengdu Jinshan Bodi

500ml 1000ml Single-Boil Distillation Device for Measuring Vinegar Non-Volatile Acid

Color-Changing Silica Gel 500g Laboratory Desiccant Digital Camera Desiccant Household Desiccant

Crysanthemone Cas 548-62-9 Gentian Violet Methyl Violet Chemical Reagent

酚试剂 AR1g cas: 38894-11-0

Glycerin Ar500Ml Glycerin Moisturizing Oil DIY Homemade Raw Materials Water Retaining Agent Moisturizer

500ml来苏尔溶液45-50% 甲酚皂4-4.5% 植物油 皂化液

White Vaseline Pure Vaseline 500g Nanchang External for Skin Lubrication

Ar500G Granular Activated Carbon Powder Activated Carbon Desiccant Decolorizing Agent to Remove Odor Formaldehyde

250ml 双层筒形平底三口烧瓶 平底三口烧瓶 双层三口反应釜

玻璃旋转轴 24#转轴 旋转蒸发器转轴 旋转蒸发器配套转轴

D-Tartaric Acid D-2,3-Dihydroxytartaric Acid; D-Glucuronic Acid; D(-)-Tartaric Acid Ar500G