Electrolysis Unit Hoffman Standard
The apparatus is supplied with the Hoffman Glass Collecting Tube and Reservoir #57001. The Collection Tubes are graduated to 60ml x 0.2ml subdivision. The top of each tube is fitted with ground glass stopcocks. The Reservoir Tube is 16" in length and is attached to the Collection Tube by flexible Latex Tubing. Also included is a pair of high quality platinum electrodes #501-2. The platinum is 3mm x 13mm and is fused to a copper wire and them sealed into a glass tube, the glass tube is fitted with a size #1 stopper. The support stand is fitted with binding posts for electrical connections to a power source. The stand is supplied with a single and double burette clamp to support the Glass Collecting Tube and Reservoir Tube. Instructions provided.
Electrolysis Hoffman, Glass Parts Only
The glass "H" shaped burettes made of borosilicate glass and has ground glass stopcocks at the top of each arm, is graduated to 60ml in 0.2ml subdivisions. The center reservoir is a attached to the Hoffman electrolysis with a piece of rubber tubing. Used as a replacement for the #57001-SET or build your own apparatus.
Electrolysis Unit Hoffman Stand w/ Shellbach Screen
The unit contains the Hoffman Glass Collection Tube with a Shellbach Graduation. The Shellbach Graduation provides a background color which makes it easier to see the gas collection in the tubes. Also included are high quality platinum electrodes #501-2, a double burette clamp, a single burette clamp, and cast iron support stand with binding posts for connection to a power supply. Instructions included.
Electrolysis Glass Hoffman w/ Shellbach Screen
The unit Hoffman Electrolysis has had a Shellback Screen added to the back side of the "H" shaped tubes. The Shellback provides better visibility of the collection of gases. The glass "H" shaped burettes made of borosilicate glass and has ground glass stopcocks at the top of each arm, is graduated to 60ml in 0.2ml subdivisions. The center reservoir is a attached to the Hoffman electrolysis with a piece of rubber tubing. Used as a replacement for the #57001-SET or build your own apparatus.
Electrolysis Unit Hoffman w/ Acid Resistant Panel
The Hoffman Electrolysis was resdesigned to incorporate a acid resistant black back panel for better visability. The design has easy to use connectors to hold the glass in place, eliminating the need for burette clamps. The new design sets up quickly and stores easily. The apparatus is supplied with the Hoffman Glass Collecting Tube and Reservoir #57001. The Collection Tubes are graduated to 60ml x 0.2ml subdivision. The top of each tube is fitted with ground glass stopcocks. The Reservoir Tube is 16" in length and is attached to the Collection Tube by flexible Latex Tubing. Also included is a pair of high quality platinum electrodes #501-2. The platinum is 3mm x 13mm and is fused to a copper wire and them sealed into a tube, the tube is fitted with a size #1 stopper. The support stand is fitted with binding posts for electrical connections to a power source. The stand is supplied with a single and double burette clamp to support the Glass Collecting Tube and Reservoir Tube. Instructions provided.
Electrolysis Unit Hoffman w/ Shellbach Screen Collection Tubes and Acid Resistant Panel
The unit is just like the 57002-SET however the Shellback Screen has been added to the glass "H" tubes for even better visibility. GSC's highest quality complete Hoffman Electrolysis. The Hoffman Electrolysis #57001-SET with a Shellbach Screen for better visibility, has been re-designed to include several upgrades. The upgrades provide durability and it's now easier to assemble and disassemble for storage. The unit contains the Hoffman Glass Collection Tube and Reservoir (#57001), an acid resistant support panel, adjustable block clamps and rods, support stand with binding posts, and the exclusive GSC high quality platinum electrodes (#501-2). Instructions included.