T0319
Trizma® Pre-set crystals
BioPerformance Certified, pH 7.4, average Mw 151.6
Synonym(s):
Tris crystals
About This Item
Recommended Products
grade
BioPerformance Certified
Quality Level
form
crystalline powder
mol wt
average Mw 151.6
technique(s)
cell culture | mammalian: suitable
impurities
DNase, RNase, Protease, NICKase, none detected
endotoxin, tested
total aerobic microbial count, tested
≤0.05 A290
≤0.5% water (Karl Fischer)
≤5 ppm Heavy metals (as Pb)
pH
7.12 (37 °C, 0.1 M)(lit.)
7.40 (25 °C, 0.1 M)(lit.)
7.4
7.97 (5 °C, 0.1 M)(lit.)
useful pH range
7.0-9.0
solubility
deionized water: soluble at 25 °C, clear, colorless (pH 7.4, 1 pouch dissolved in 1 L to yield a 0.1 M Trizma solution)
application(s)
diagnostic assay manufacturing
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Application
Tris has a significant temperature coefficient, so select the mixture to give the desired final pH at the desired temperature.
From 5 °C to 25 °C, the pH decreases an average of 0.03 pH units per °C.
From 25 °C to 37 °C, the pH decreases an average of 0.025 pH units per °C.
If a different concentration is desired, note that there is a concentration effect on the pH of the solution.
Packaging
Other Notes
Preparation Note
Legal Information
Storage Class
11 - Combustible Solids
wgk_germany
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
Certificates of Analysis (COA)
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