Thiourea is also known as thiocarbamide. White, lustrous crystals with a density of 1.4 and a melting point of 180 degrees Celsius. Soluble in cold water. It's uses include - photography (removing sta

 

Describe of the item: 100% Vintage! Condition: used, We think it is in GOOD WORKS PERFECTLY YOU BID ON ALL ITEMS WHAT YOU SEE ON THE PICTURE vintage condition if consider its age! We can offer it whol

 

Vintage French Round Tortoiseshell Glasses in Case Pair of vintage c1930s French faux tortoiseshell glasses in very good condition They are in their original case and have normal light age/use wear wi

 

Normal 0 false false false EN-GB X-NONE X-NONE MicrosoftInternetExplorer4 Original 1970s Weather station. Plexiglas sphere with a chrome circular thermometer, hydrometer and barometer. The sphere has

 

This auction is for a vintage wall barometer/ thermometer made by Airguide. It is made of plastic with a glass lens. I cannot vouch for the accuracy of the barometer, but the thermometer is right. It

 

These (10) pins and tags were supposedly used in the coal mines. The pins and tags have matching numbers on them and pins are 2" long.

 

NWA 8015 NWA 8015 Found 2012 Chondrite L5 Melt Breccia Specimen is a 3.41g slice Dramaticaly impacted during its journey in the solar system, this 4.56Ga chondritic rock partialy melted by the event,

 

Here is a Vintage Dietzgen Drafting Set made in Germany U.S.Zone-- Pennsylvania State University Special. It is in need of a good cleaning and it may be made of nickel or stainless steel. There are Fo

 

OLYMPUS Stereo Microscope VMT model Total Magnification 10x , 20x can easily change slide switch by center ring. Eyepiece Lens 10x, objective Lens 1x and 2x Slight damaged on body but very clearly loo

 

It is a large Weston Electric Voltmeter. The face of the meter is 8 5/8" in diameter. The back plate is 9 5/8" in diameter. It is 4 1/2" deep. The posts on the back stick out an additional 2 1/4" maki