A PHP Error was encountered

Severity: Warning

Message: fopen(/var/cpanel/php/sessions/ea-php83/ci_session3b5ac15fffea68f995208aacc534db9f99fe70e1): Failed to open stream: No space left on device

Filename: drivers/Session_files_driver.php

Line Number: 178

Backtrace:

File: /home/chemnovo/public_html/pallavchemicals.com/application/controllers/Pallav.php
Line: 5
Function: __construct

File: /home/chemnovo/public_html/pallavchemicals.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Failed to read session data: user (path: /var/cpanel/php/sessions/ea-php83)

Filename: Session/Session.php

Line Number: 138

Backtrace:

File: /home/chemnovo/public_html/pallavchemicals.com/application/controllers/Pallav.php
Line: 5
Function: __construct

File: /home/chemnovo/public_html/pallavchemicals.com/index.php
Line: 315
Function: require_once

Tris Buffer 99% Extrapure | 02781 Pallav Chemicals | MSDs COA

Home > Pallav Chemicals > Good's Buffer (Biological Buffers) > Tris Buffer 99% Extrapure

Tris Buffer 99% Extrapure
Suitable for preparation purpose. 2-Amino-2-(hydroxymethyl)-1,3-propanediol; THAM; Tris base; Tris(hydroxymethyl)aminomethane; Trometamol

Product Code.
 02781
Grade
 Extrapure
Purity
 99%
CAS No.
 77-86-1
Molecular Formula
 NH2.C(CH2OH)3
Molecular Weight
 121.14
H.S.Code
 2922.50900
Shelf Life
 60 Months
COAs

Physical Properties

Physical state at 20 °C
Solid
 Colour
White crystalline
 pH value
10.5 - 12
Melting point/ Freezing point [°C]
167 - 172 °C
 Boiling point [°C]
219 - 220 °C
 Initial boiling point [°C]
219°C
Final boiling point [°C]
220 °C
 Solubility in water [% weight]
Soluble in water

Packaging

Specification

Appearance
White crystalline powder
Assay
Min 99.0%
Melting point
165 - 170 °C
Sulphated ash
Max 0.15%
Biological buffer, pKa at 20°C
8.3

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338