SurGuard* 3 safety needles can be activated 3 ways and include a broader range of sizes than most other brands to suit clinician preferences, Firm injection feel Sharpest needles among major brands tested, 20gx 1.5in
Separation of a Mixture of Solids Kit, Includes: Benzoic Acid/Acetanilide, Methyl Violet, Ethyl Acetate, Sodium Bicarbonate, Hydrochloric Acid 1.0N, Pipettes, helps to explore concept of law of conservation of mass, acid-base reactions to manipulate molecules