3-Cyclobutene-1,2-dione, 3,4-dimethoxy-

Danger

H315 (17%): Causes skin irritation [Warning Skin corrosion/irritation]；H317 (97.9%): May cause an allergic skin reaction [Warning Sensitization, Skin]；H319 (17%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]；H334 (97.9%): May cause allergy or asthma symptoms or breathing difficulties if inhaled [Danger Sensitization, respiratory]；H335 (12.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

P233, P260, P261, P264, P264+P265, P271, P272, P280, P284, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P333+P317, P337+P317, P342+P316, P362+P364, P403, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 47 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Skin Irrit. 2 (17%)；Skin Sens. 1 (97.9%)；Eye Irrit. 2 (17%)；Resp. Sens. 1 (97.9%)；STOT SE 3 (12.8%)