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A Ball and Ring Apparatus that consist of a brass ball
and an activity guide
LED meters for both voltage and current display
Outdoor Rain Gauge Replacement Tube to measure the amount of rainfall in your yard or garden and help you monitor lawn and garden watering
suitable for use with laboratory retort stands and experiment setups
250g METHYL-p-HYDROXYBENZOATE SODIUM SALT Clock A Ball and Ring ApparatusActive ingredients: 250g METHYL p HYDROXYBENZOATE SODIUM SALT. Cas Number: 5026 62 0. Grade: Extra Pure. Molecular Formula: C8H7NaO3. Molecular Weight: 174. 13. MSDS DataSheet can be sent upon request. Designed for use in professional laboratories by professionals For external use only, keep out of reach of children. If you need custom order with different sizes design, please contact us. Safely Packaged to avoid being damaged during transportation.
