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

The physical and chemical property of 7681-49-4 is provided by ChemNet.com
Chemical CAS Database with Global Chemical Suppliers - ChemNet


   ChemNet > CAS > 7681-49-4 Sodium fluoride

7681-49-4 Sodium fluoride

product Name Sodium fluoride
CAS No 7681-49-4
Synonyms Fluoride ion chromatography standard solution Fluka; Sodiumfluoridemetalsbasiswhitepowder; Sodiumfluorideopticalgradewhitextl; Sodium fluoride solution; Activity standard solution for fluoride electrode (100 ppm as fluoride); Natriumfluorid
Molecular Formula NaF
Molecular Weight 41.99
InChI InChI=1/FH.Na/h1H;/q;+1/p-1
EINECS 231-667-8
Molecular Structure 7681-49-4 Sodium fluoride
Density 2.558
Melting point 993℃
Boiling point 1700℃
Water solubility 4 g/100 mL (25℃)
Hazard Symbols  T:Toxic;
Risk Codes R25:;
R32:;
R36/38:;
Safety Description S22:;
S36:;
S45:;
MSDS Material Safety Data Sheet
主站蜘蛛池模板: 忻城县| 偏关县| 呼伦贝尔市| 清镇市| 博兴县| 宿州市| 宁城县| 长武县| 抚顺市| 奎屯市| 厦门市| 广水市| 耒阳市| 开封县| 汤阴县| 东乡县| 莆田市| 乌兰浩特市| 湖口县| 蓬溪县| 霍城县| 定边县| 扎囊县| 昭平县| 古蔺县| 张北县| 大同市| 林周县| 湘潭市| 门源| 米泉市| 土默特右旗| 高邮市| 岫岩| 开远市| 辰溪县| 许昌县| 东丽区| 宁明县| 且末县| 梅州市|