Formula: Na 2 SO 3
Molecular weight: 126.04 g/mol
CAS Number : 7757-83-7
CE Number : 231-821-4
Specification :
Appearance: white powder
Minimum purity: 98%
Melting point: decomposition
D...
Formula: Na 2 SO 4
Molecular weight: 142.04 g/mol
CAS Number : 7757-82-6
CE Number : 231-820-9
Specification :
Appearance: white crystals
Minimum purity: 99%
Melting point: 884°C
Boiling...
Blocks super 96 pieces
Blocks super 96 pieces, construction of large, robust and resistant pieces.
Complemented with wheels that can be used to build vehicles, and also with figurative modul...
The new Super DOC, with his big, bright eyes, introduces children to the basics of coding in a creative, gradual and fun way.
In the first game mode, the robot can be programmed freely or with t...
Super Magnets (2 units)
Feel the ultimate pulling power of magnetism with this pair of amazing new super magnets.
Housed in sturdy color-coded outer frames (red - north, blue - south), the de...
Jogo educativo de faz de conta que representa uma loja, concebido para atividades de jogo simbólico em contexto infantil.
Permite às crianças simular situações de compra e venda, assumindo diferent...
The 9V battery holder with P4 plug makes it easy to power electronic projects, motors, modules and sensors for long periods, thus becoming an important component for your project.
Support with 3 simple pendulums
Heavy duty metal stand with metric scale mounted on vertical rod can hold three pendulums 2 inches apart with points for string suspension.
A meter scale and a...
Hook support
Used to suspend a thermometer over a hot plate or a specific heat sample.
The clamp holds items at a distance of 110mm from the support rod.
The hook is adjustable and locks at...
