JECFA Number139 BRN63580 Henry's Law Constant2.27 at 14.9 °C, 3.03 at 25 °C, 7.69 at 35.1 °C, 11.76 at 44.9 °C (Betterton, 1991) 暴露限值TLV-TWA 1780 mg/m3(750 ppm), STEL 2375 mg/m3(ACGIH); 10 h–TWA 590 mg/m3(250 ppm); IDLH 20,000 ppm (NIOSH). ...
CAS号67-64-1 分子式C3H6O 分子量58.079 采购询价 别名信息 中文别名英文别名 2-丙酮 二甲基酮 二甲酮 Dimethylketal 2-Propanone propanone propan-2-one Pyroacetic ether Dimethyl ketone 2-propanone Methyl ketone Dimethylformaldehyde +展开 资料查看: ...
CAS号:67-64-1 EINECS号:200-662-2 分子式:C3H6O 分子量:58.08 InChI:InChI=1/C3H6O/c1-3(2)4/h1-2H3 分子结构: 密度:0.79 熔点:-95℃ 沸点:56℃ 闪点:-20℃ 水溶性:soluble 物化性质:外观与性状: 无色透明易流动液体,有芳香气味,极易挥发。
JECFA Number139 Merck14,66 BRN63580 Henry's Law Constant2.27 at 14.9 °C, 3.03 at 25 °C, 7.69 at 35.1 °C, 11.76 at 44.9 °C (Betterton, 1991) Dielectric constant1.0(0℃) 暴露限值TLV-TWA 1780 mg/m3(750 ppm), STEL 2375 mg/m3(ACGIH); 10 h–TWA 590 mg/m3(250 ppm); IDLH ...
40320-60-3 1-Benzhydrylazetidin-3-one 89-05-4 1,2,4,5-Benzenetetracarboxylic acid 61949-16-4 2-Benzamido-2-deoxy-D-glucopyranose 206752-36-5, 1670-14-0 Benzamidine HCl hydrate 1670-14-0 Benzamidine HCl 17804-35-2 Benomyl 144163-85-9 BDH pure salt 280-64-8 9-BBN monomer - 0.5M...
溶解性:微溶于水,易溶于多数有机溶剂。[15]光谱特性:SADTLER REF NUMBER: 23 (IR, GRATING) Index of refraction: 1.3692 at 20 deg C/D IR: 44 (Sadtler Research Laboratories Prism Collection) UV: 21 (Sadtler Research Laboratories Prism Collection) ...
SADTLER REFERENCE NUMBER: 5774 (IR, PRISM) MAX ABSORPTION (ISOOCTANE): 271 NM (LOG E= 4.00); (CHLOROFORM): 274 NM (LOG E= 4.03) IR: 497 (Sadtler Research Laboratories IR Grating Collection) UV: 1615 (Sadtler Research Laboratories Spectral Collection) ...
Number of international students 1,084 Total number of academic staff 2,501 Number of international staff 310 Number of undergraduate degrees awarded 1,585 Number of doctoral degrees awarded 1,397 Number of research only staff 494 Number of new undergraduate students 1,932 Number of new do...
Dromara 🗝️MaxKey单点登录认证系统是业界领先的IAM-IDaas身份管理和认证产品,遵循 Apache License, Version 2.0 开源免费,支持OAuth2.x、OpenID Connect、SAML2.0、CAS、JWT、SCIM等SSO标准协议,基于RBAC统一权限控制,实现用户生命周期管理,开源、安全、合规、自
CAS号22508-64-1分子量100.159 密度0.8±0.1 g/cm3沸点147.3±9.0 °C at 760 mmHg 分子式C6H12O熔点N/A MSDSN/A闪点56.9±15.0 °C 产品性质 图谱 目录: 名称 物理化学性质 安全 上下游产品 海关 英文别名 返回顶部 4-甲基-4-戊烯醇名称 中文名4-甲基-4-戊烯醇 ...