US$ 17.99
Fine 40-60 mesh iron filings in a 100-gram sprinkle bottle
configured to make and break a circuit at the rhythm of a Morse-code transmission for telegraph-history demonstrations
and two removable stainless steel pans on a 10
Specifications
Micro natural gas Bunsen burner with a flame stabilizer and cast iron anti-tip base
Life-Size Human Skeleton Model with Flexible Spine and Rolling Hanging Stand, 62 inch Plastic Labware_Plastic Beakers & Jugs Fine 40-60 mesh iron filingsBuilt for classroom anatomy teaching, this life size hanging skeleton model features flexible spine and moveable joints for hands on skeletal system instruction.
US$ 17.99
US$ 34.73
US$ 15.99