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This Leyden Jar is designed for classroom demonstrations and comes with a durable inner and outer plate, a plastic dielectric, and instructions.
Complete set for the laboratory or to take into the field.
The Wireless CO₂ Sensor can be equipped for aqueous measurements using this semipermeable sleeve.
Includes; 5 x sleeves & 5 x O-rings
Glass construction kit for organic chemistry. The individual parts are with NS 19/26 and NS 24/29 grinding.
Construction kit in glass for the construction of apparatus for distillation on a semi-micro scale. The individual parts are with normal grinding NS 14/23.
Glass construction kit for organic chemistry. The individual parts are with NS 14/23 grind.
Assembled As FR-527565, but with 12 base pairs:thymine (t), 6 adenine (A), 6 guanine (G) & 6 cytosine (C). The side chains consist of dextroribose (red) and phosphate (purple), which can also be separated.
The model has 12 base pairs: 6 thymine (t), 6 adenine (A), 6 guanine (G) and 6 cytosine (C). The side chains consist of dextroribose (red) and phosphate (purple), which can also be separated.
This DNA model makes it easier to study the double helix structure. The model contains 22 base pairs consisting of: 12 thymine (T) (orange), 11 adenine (A) (blue), 11 guanine (G) (green),11 cytosine (C) (yellow).
Large, attractive DNA model, which can be mounted on a tripod pole or hung from the ceiling. Shows DNA in double helix with 12 base pairs with correct bond angles
Determine a document’s authenticity.
A 100 mm plastic ball with a coin cell battery powered buzzer inside for demonstrations of the Doppler Effect.
Effectively teaches students the frequency shift concept and its rugged design allows for years of classroom use.
