1/3/2023 0 Comments Fu minghydrogen halide, chlorine, phosgene, sulfur dioxide) can be introduced into dilute sodium hydroxide solution and after neutralization disposed of in container D. Analogous to this procedure, other anhydrides can be converted into their corresponding acids. Ensure that plenty of ice is available for cooling! When sufficiently cool, treat the highly concentrated sulfuric acid as described above. Fuming sulfuric acid should be carefully stirred dropwise into 40 % sulfuric acid (Cat. Before filling into container D, check the pH with pH universal indicator strips (Cat. Continue rinsing.ĨB Non-combustible, corrosive hazardous materialsġ2 Inorganic acids and anhydrides thereof should first be diluted or hydrolyzed by stirring carefully into ice water and then neutralized (protective gloves, fume cupboard!) with sodium hydroxide solution (Cat. Remove contact lenses, if present and easy to do. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. Where: Fu Ming Cooked Food Block 85 Redhill Lane, 01-49 Redhill Food Centre The proprietor of Fu Ming Cooked Food in bustling Redhill Food Centre didn’t start out hawking fried radish cake, or chai tow kway he first entered the hawker trade in the 1960s making chwee kway.But the little individual cups of steamed rice cakes proved so finicky to make that Goh Chye Oo, 58, switched to. P271: Use only outdoors or in a well-ventilated area. P261: Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray. H314: Causes severe skin burns and eye damage.
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