国产人妖在线-国产人在线成免费视频-国产日本-国产日本韩国不卡在线视频-国产日本韩国欧美-国产日本韩国视频

英文名稱：ParaformaldehydeCAS號：30525-89-4分子式：（CH2O)n分子量：90.08EINECS號：608-494-5

熔點 175 °C
沸點 107.25°C (rough estimate)密度 0.88 g/mL at 25 °C(lit.)蒸氣密度1.03 (vs air)
蒸氣壓<1.45 mm Hg ( 25 °C)
折射率 1.4540 (estimate)閃點 158 °F
儲存條件 2-8°C溶解度 chlorophenol above 70°C: soluble
形態prilled
顏色White to off-whitePH值5.5 (H2O, 20℃)(saturated solution)爆炸極限值(explosive limit)7-73%(V)水溶解性 sparingly solubleMerck 14,7025BRN 102769穩定性Stable. Incompatible with strong acids, organic acids, strong oxidizing agents, oxides, alkalies, strong bases, amines. Combustible. Dust may form an explosive mixture with air. Liberates poisonous gases on combustion.InChIKeyVHWYCFISAQVCCP-UHFFFAOYSA-N

危險性符號(GHS)
GHS05,GHS02,GHS07,GHS08警示詞Danger危險性描述H319-H334-H341-H370-H412-H228-H302+H332-H315-H317-H318-H335-H351-H303-H302-H314-H332防范說明P405-P501a-P260h-P303+P361+P353-P210-P261-P280-P305+P351+P338-P301+P312+P330-P305+P351+P338+P310-P370+P378-P201-P202-P240-P241-P260-P264-P270-P271-P272-P273-P284-P302+P352+P333+P313+P363-P304+P340+P312-P305+P351+P338+P337+P313-P307+P311-P403+P233危險品標志 Xn,F危險類別碼 31-43-40-36/37/38-20/22-41-37/38-42/43-20/21/22-11安全說明 36-45-36/37/39-26-24-22危險品運輸編號 UN 2213 4.1/PG 3
WGK Germany 3
RTECS號RV0540000
自燃溫度572 °FTSCA YesHazardClass 4.1PackingGroup III海關編碼 38084090毒性LD50 orally in Rabbit: 592 mg/kg