ANHYDROUS SODIUM DICHROMATE IN FLAKE FORM

• Main Author: DIEGO PERRONE
• Format: Patent
• Language: English
• Published: 18.05.1988
• Edition: 4
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F; INORGANIC CHEMISTRY; METALLURGY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING

A new anhydrous sodium dichromate in flakes, Na2Cr2O7, m.p. 356 DEG C. (dec. 400 DEG C.) is described, characterized in that it comes in flakes with an area of approx. 1 cm2, thickness 0.5 mm and apparent specific gravity 1.10 (absolute 2.748) at 25 DEG C.; it is not deliquescent, nor does it become...