US$ 366.44
Ceramic center on each 5 x 5-inch iron wire gauze square spreads Bunsen flame heat beneath beakers and flasks
Used to position a fine point object on the optical bench
digital display that allows you to setup experiments
Polaroid film 45 x 23mm sits in 50 x 50mm plastic frames as a matched pair
Introduction to Chemical Equations Educational Kit ag sci Ceramic center on each 5Hands on chemical equations kit with reaction materials and a teacher's guide, letting students observe real reactions and translate observations into balanced equations during intro chemistry.
US$ 366.44
US$ 128.43
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US$ 52.00
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