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

 

Traditional Weather Station Barometer Thermometer Hygrometer Gold Coloured Dials WOOD FRAMED WEATHER STATION Polished Gold Coloured Dials & Bezel On A Dark Wood Base. Weather forecast indication.

 

VINTAGE SILVER PLATED WHITE METAL ENGRAVED OPERA GLASSES ~ LEATHER CASE A vintage pair of opera glasses in silver plate. The white metal hand grips are hand engraved and stained a pale blue colour, wh

 

GOATFREAK64 Store VINTAGE FREDERICK POST ENGINEERS SLIDE RULE 1447 P HEMMI W/ CASE 3 THIS IS A VERY NICE VINTAGE FREDERICK POST COMPANY ENGINEERS SLIDE RULE. MARKED NO 1447 P, FREDERICK POST COMPANY C

 

You are buying a gold pan panning kit. You get two classifiers 1/4" & 1/8' and two 14" black gold pans, a 10" black gold pan, tweezers, 5 assorted vials, black sand magnet , trowel and a sniffer b

 

LUMINAUD INC COOPER-RAND 9V STANDARD INTRA-ORAL INSTRUMENT MODEL No. 60010 Up for your consideration is this LUMINAUD INC COOPER-RAND 9V STANDARD INTRA-ORAL INSTRUMENT MODEL No. 60010. The Cooper-Rand

 

TO QUALIFY FOR COMBINED SHIPPING, YOU MUST PAY FOR ALL ITEMS ON ONE INVOICE WHY ? IF ITEMS ARE PAID FOR SEPARATELY, PAY PAL BILLS THE SELLER FOR EACH INDIVIDUAL TRANSACTION RELIST U.S.A. LOWER 48 ONLY

 

ANTIQUE MICROSCOPE SLIDE BY J & T.J. SELECTED DIATOMS. BINOCULAR & LIEBERKUHN. SEE IMAGES FOR CONDITION. EXCELLENT. I ALSO BUY ANTIQUE MICROSCOPE SLIDES. VISIT www.antiquemicroscopeslides.co.u

 

This auction is for the vintage carbide lamp and hat shown in the photographs. Please examine the pictures carefully as they best show the condition of the items. This is a Universal Lamp Co., Auto Li

 

This is a vintage, used, Minerva measuring tool in its original box. It is stamped that it is Swiss made.  It measures approximately 4 inches in length and 1.5 inches in diameter.  If you have any q