Steinberg systems laboratory stand retort stand ring stand set clamp stand clamp ring boss head sbs ls 200 steel rubber plastic max.
													
																	Science clamp stand and boss. 
									
	
		
	
																	The stand is a stiff rod usually aluminium or mild steel screwed perpendicularly into a base. 
																	Clamps span 50 70 85mm boss head diameter 16mm. 
																	Bel art sp scienceware tubing clamps. 
																	The vertical rod can be removed and used between two bosses to create a simple rectangular frame to provide a stable stand for supporting larger masses. 
															
													
									
	
		
	
																	Maxi will not distort rust or corrode. 
																	Wisamic laboratory retort stand lab support stand 8 inches x 5 inches rod 20 inches h utility clamp and 2 ring clamp 2 16 inches 2 56 inches dia for chemistry or physics lab work 69 price 6. 
																	Double burette clamp and stand 1 end to end connector 1 extension clamp 4 extension thermometer clamp 1. 
																	Science education 208 clamps and supports. 
															
													
									
	
		
	
																	The typical retort stand consists of a heavy base and a vertical rod both usually made of metal. 
																	In chemistry a retort stand also called a clamp stand a ring stand or a support stand is a piece of scientific equipment intended to support other pieces of equipment and glassware for instance burettes test tubes and flasks.