Sodium nitrite is a slightly yellowish to white solid. Soluble in water and slightly soluble in alcohols. Density is 2.1, with a melting point of 271 degrees Celsius. It's uses include-preservative in

 

This is a Vintage Tin calendar from Air Products of Allentown Pa. Measures 8 ¾ x 20 inches. The replaceable paper calendar is long gone. Sign in is truly excellent condition, with just a little disco

 

jamesforbes Store This is a terrific 6.25 inch high (including lid) ceramic apothecary jar which was made in Holland by Delft.It is in good condition and comes with its original.It once contained Ung.

 

musicreddog_0 store Antique 19thC Wig Spectacles Gold Filled Frames Oval Prescription Glass Lenses A Pair of Antique 19th Century Wig Spectacles, with Gold Filled Frames and Prescription Glass Oval Le

 

Vintage Omicron beam compass that allows for drafting circles up to 72 inch radius. Wood box is 5 1/2 by 2 7/8 by 3 1/4 inches deep. Box shows some scuffs and previous owner put his initials on box. C

 

You are bidding on an awesome lot of 32 twist Lipitor glow in the dark logo Black Ball Point Pens. They have a nice heavy feel to them and write smoothly. See Pictures. No reserve. Email Questions. Fr

 

ANTIQUE MICROSCOPE SLIDE. GROUP OF ARRANGED POLYCYSTINA. BARBADOES. FROM THE COLLECTION OF J.G.BRADBURY. SEE IMAGES FOR CONDITION. EXCELLENT. I AM LISTING MORE ANTIQUE MICROSCOPE SLIDES OF VARYING SUB

 

Up for bids is this unique, fat and stubby, heavy metal Levitra pen; silver with black grips and orange flame. Levitra, of course, is a medication for E.D. Usually sold for much more, bidding opens at

 

Up for bid is a vintage large compass drafting tool. Is marked Pexto made in USA 24 on side. Is in good condition for its age. Will need light cleaning. Measures about 24" long. Please see pictures &a