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邻苯二甲酸氢钾CAS877-24-7

CAS:877-24-7
分子式:C8H5KO4
分子量:204.22
EINECS:212-889-4
同义词:钾酰邻苯二甲酸酯的缓冲级;邻苯二甲酸氢钾,主要标准

邻苯二甲酸氢钾CAS877-24-7
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什么是邻苯二甲酸氢钾CAS877-24-7?

钾氢邻苯二甲酸酯是一种有机族酸盐的邻苯二甲酸,这是一种无色的晶或单斜白色晶状粉末。 它是稳定空气中,可溶于水,和微溶于酒精。 溶解在大约12份寒冷的水中,3份沸水中,并略微溶于乙醇。 该方案是酸性。 PH值的0.05mol/L的水溶液,在25℃是4.005.

规格

项目 规格
沸点 98.5-99.5;°C/740;毫米汞柱(亮。)
密度 1.006克/毫升至20°C
熔点 295-300°C(dec.) (亮。)
PH 4.00-4.02 (25.0℃±0.2℃, 0.05M)
电阻率 H2O:100毫克/毫升
储存条件 存储在+5°C+30°C。

应用

钾氢邻苯二甲酸酯通常用于校准的氢氧化钠标准的解决方案,由于其便于获得纯的产品,通过重结晶,没有结晶水,不吸湿性,易于储存和高等同性;它还可以被用于校准的醋酸溶液与高氯酸(使用甲基紫作为一个指标).

包装

通常装在25公斤/桶,并且还可以做的定制软件包。

Potassium hydrogen phthalate-packing

同义词

钾酰邻苯二甲酸酯的缓冲级;邻苯二甲酸氢钾,主要标准,acs;POTASSIUMBIPHTHALATE,BIOTECHGRADE;POTASSIUMBIPHTHALATE,水晶,REAGENTSPECIAL,ACS;POTASSIUMBIPHTHALATE,超纯

邻苯二甲酸氢钾CAS877-24-7
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