位置:首页 > 品牌 > SUPELCO >

Fluorescein sodium (C.I. 45350)

品牌
Supelco
CAS
518-47-8
货号
1.03887
规格纯度
indicator Reag. Ph Eur
参考价格
831.96 *本价格含增值税费
促销
数量
-+
产品介绍:

产品说明

分析说明

Appearance: Redishbrown powder, eventually with granular and bright parts.
Identity (UV/VIS-Spectrum): passes test
Identity (IR-spectrum): passes test
Absorption maximum λmax. (buffer pH 8.0): 490 - 492 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 8.0; calc. on dried substance): ≥ 1850
Loss on drying (110 °C): ≤ 10 %
Suitability as indicator (Adsorption indicator for argentometry): passes test

基本信息

经验(实验)分子式C20H10Na2O5
分子量376.27
MDL编号MFCD00167039
EC索引号208-253-0

产品性质

agencyreag. Ph. Eur.
质量水平200
效能6720 mg/kg LD50, oral (Rat)
缺失≤10% loss on drying, 110℃
pH值(酸碱度)8.3 (20 ℃, 10 g/L in H2O)
mp>300 ℃
溶解性 500 g/L
堆积密度600 kg/m3
储存温度2-30℃
InChI1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)25-18-10-12(22)6-8-16(18)19(15)13-3-1-2-4-14(13)20(23)24;;/h1-10,21H,(H,23,24);;/q;2*+1/p-2
InChI keyNJDNXYGOVLYJHP-UHFFFAOYSA-L

安全信息

储存分类代码11 - Combustible Solids
WGKWGK 1
闪点(F)423.7 °F - Pensky-Martens closed cup
闪点(C)217.6 ℃ - Pensky-Martens closed cup

SUPELCO

推荐产品
| 首页 | 联系我们 | 会员服务 | 广告服务 | 友情链接 |
版权所有 CopyRight © 2008-2024 粤ICP备08119708号