TRIS/Tris-base/THAM CAS:77-86-1

Английское название: TRIS; "Tris-base; "THAM; Tris(hydrosymenthyl)-aminomethande; Trometamol;" 2-Амино-2-(гидроксиметил)-1,3-пропандиол; Tromethamine

Номер CAS: 77-86-1

C4H11NO3 = 121.14

Уровень: AR

Содержание: ≥99.9%

Температура плавления: 168-171℃

PH: 10.0-10.8

Тяжелые металлы: ≤5ppm

Хлориды: ≤3ppm

Опилки от сжигания: ≤0.05%

Поглощение (260нм) Abs(260нм) : ≤0.1

Свойства: Белые кристаллы или кристаллический порошок. Растворимость при 25℃ (мг/мл) : Вода 550, этиленгликоль 79.1, метанол 26, безводный этанол 14.6, 95% этанол 22.0, N, N-диметилметиламин 14, амиловый спирт 2.6, пропанол 2.0, этилацетат 0.5, оливковое масло 0.4, циклогексан 0.1, хлороформ 0.05, тетрахлорид углерода <0.05. The aqueous solution does not absorb carbon dioxide in the air. The pH of a 0.1mol/L aqueous solution is 10.4. It has a corrosive effect on copper and aluminum.

Usage: Biochemical research. Biological buffer, buffering range pH7.0-9.0. Acidic gas absorbent. The standard substance for acid volume titration. The thiol groups in proteins were determined by current titration. Serum proteins were separated by electrophoresis on paper. Starch plate electrophoresis for toxin separation.

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Nanjing Duly Biotech Co.,Ltd 

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