โ Scribed by J.S.H.
No coin nor oath required. For personal study only.
change in color or exposure to light or material yellowing when kept in the dark.
A general description of the pigment, vehicle and completed paint, which is a lithopone zinc oxide pigment in a vehicle of treated drying oils or varnish, is followed by detailed directions for sampling and testing. The tests cover caking in container, color, weight per gallon, brushing properties, time of drying, resistance to washing, fastness to light, yellowing, determination of water, volatile thinner, percentage of pignlent, percentage of non-volatile vehicle, nature of non-volatile vehicle, coarse partides and skins, and analysis of pigment.
๐ SIMILAR VOLUMES
## TEN FIGURES I n 1879, Biedermann observed that a curarized frog's sartorius placed in a 0.5 per cent NaCl solution, made weakly alkaline by addition of Na,C03, showed spontaneous ' pulsation and contractions'; he also found that the irritability of the muscle to break and make galvanic stimulat
Action of Pure Distilled Water, with or without Electrolytes, on Metals. M. TRAUBE-MENGARINI and A. SCALA. (Z. ~hem. Ind. Kol., x, II3.)--Experiments on the action of water, under different conditions, on the metals iron, zinc, copper, nickel, tin, and lead are described, and in all cases the forma