ChemNet > CAS > 123-31-9 Hydroquinone

123-31-9 Hydroquinone

??? ?????	Hydroquinone
??? ???????	Hydroquinone; 1,4-Benzenediol; Quinol; Hydroxyquinone; 1,4-Dihydroxybenzene; benzene-1,4-diol; 6,7-dihydroxy-2H-chromen-2-one; 1,4-Dihydroxy benzene; 1,4-Dihydroxy-benzol
????? ????????	C₆H₆O₂
??? ???????	110.11244
InChI	InChI=1/C9H6O4/c10-6-3-5-1-2-9(12)13-8(5)4-7(6)11/h1-4,10-11H
????? ??????	123-31-9
????? ??????? ???????	204-617-8
?????? ???????
?????	1.32
???? ???	170-174℃
???? ?????	469.7°C at 760 mmHg
???? ????	1.689
???? ??????	201.4°C
?????? ??	70 g/L (20℃)
???? ????	1.91E-09mmHg at 25°C
??? ??????	Xn:Harmful; N:Dangerous for the environment;
????? ???	R22:; R40:; R41:; R43:; R50:; R68:;
??????? ?????	S26:; S36/37/39:; S61:;

Chemicals Suppliers(135):: 1Smart Chemicals Group Co. Ltd.; 2YANGZHOU CHEMICAL CO.,LTD.; 3Chongqing Changfeng Chemical Co., Ltd.; 4Spec-Chem Industry Inc.; 5Sinochem Hebei (Tianjin) Import & Export Corporation.; 6Orchid Chemical Supplies Ltd; 7Shanghai Qiulong Chemical Co.,Ltd.(Formerly Shanghai Yongli Chemical Factory); 8Shanghai Meg Imp. and Exp. Corporation; 9Nantong Bestime Chemical Co.,Ltd.; 10STAR CHEMICALS AND CATALYSTS CO,.LTD.; Contact Suppliers; Post Buying Leads; Related selling offers

^{<blockquote id="lkqmw"></blockquote>}

潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图