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Merck

T4661

Trizma® base

≥99.9% (titration), crystalline

Synonym(s):

2-Amino-2-(hydroxymethyl)-1,3-propanediol, THAM, Tris base, Tris(hydroxymethyl)aminomethane, Trometamol

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100 G

RM 408.00

1 KG

RM 1,813.00

5 KG

RM 8,325.00

RM 408.00


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About This Item

Linear Formula:
NH2C(CH2OH)3
CAS Number:
Molecular Weight:
121.14
UNSPSC Code:
12352104
NACRES:
NA.25
PubChem Substance ID:
EC Number:
201-064-4
Beilstein/REAXYS Number:
741883
MDL number:

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Product Name

Trizma® base, ≥99.9% (titration), crystalline

InChI key

LENZDBCJOHFCAS-UHFFFAOYSA-N

InChI

1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2

SMILES string

NC(CO)(CO)CO

description

aminopeptidase substrate

assay

≥99.9% (titration)

form

crystalline

loss

≤5% (loss on drying, 110 °C)

color

white

pH

10.0-11.5

useful pH range

7-9

pKa (25 °C)

8.1

bp

219-220 °C/10 mmHg (lit.)

mp

167-172 °C (lit.)

solubility

water: soluble (400 g plus 600 mL of water)

λ

(290nm < 0.05)
in 5 mM Tris; DNA (40% (w/w))

application(s)

diagnostic assay manufacturing

Quality Level

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1 of 4

This Item
T1503T6791T6066
assay

≥99.9% (titration)

assay

≥99.9% (titration)

assay

≥99.9% (titration)

assay

≥99.9% (titration)

Quality Level

400

Quality Level

300

Quality Level

400

Quality Level

400

form

crystalline

form

crystalline

form

crystalline

form

crystalline powder

application(s)

diagnostic assay manufacturing

application(s)

cell analysis
diagnostic assay manufacturing
life science and biopharma

application(s)

diagnostic assay manufacturing
life science and biopharma
sample preparation

application(s)

clinical research
clinical testing
diagnostic assay manufacturing

solubility

water: soluble (400 g plus 600 mL of water)

solubility

methanol: soluble 26 mg/mL at 25 °C, ethylene glycol: soluble 79.1 mg/mL at 25 °C, water: soluble (678 g/l at 20 °C)

solubility

H2O: 1 M, colorless, water: 678 g/L at 20 °C

solubility

water: soluble (666 mg/ml, yielding a clear colorless solution)

pH

10.0-11.5

pH

10.5-12

pH

10.5-12.0 (1 M in H2O)

pH

10.0-11.5

Analysis Note

Not pyrogen tested. Certificates of analysis are available with lot specific information.

Application

Tris base has been used:
  • As a component of lysis buffer for cell disruption[1][2]
  • In the preparation of TBE solution for PAGE (polyacrylamide gel electrophoresis)[3][2]
  • In studies of double stranded complexes of peptide nucleic acids (PNA) and their complementary DNA sequences, by use of anion exchange HPLC[4]
  • In capillary electrochromatography and UV analysis of tocopherols and tocotrienols[5]

General description

Tris is an established basimetric standard and buffer used in biochemistry and molecular biology.[6] It may be used by itself as a buffer or as a component of mixed buffer formulations, such as Tris-EDTA (TE) buffer, Tris-acetate-EDTA (TAE) buffer, Tris-borate-EDTA (TBE) buffer, etc.[7] It is pure, essentially stable, relatively non-hygroscopic and has a high equivalent weight.[8]

Other Notes

The pH values of all buffers are temperature- and concentration-dependent. For Tris buffers, pH increases about 0.03 unit per °C decrease in temperature, and decreases 0.03-0.05 unit per ten-fold dilution.
For precise applications, use a carefully calibrated pH meter with a glass/calomel combination electrode.

Packaging

Meets all specifications for T1503. For biotechnology, diagnostics or manufacturing use. Please inquire for commercial quantities.

Legal Information

Trizma is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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Certificates of Analysis (COA)

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Accumulated lipids rather than the rigid cell walls impede the extraction of genetic materials for effective colony PCRs in Chlorella vulgaris.
Tear CJY, et al.
Microbial cell factories, 12(1), 106-106 (2013)
Enzymatic Activity Assays for Base Excision Repair Enzymes in Cell Extracts from Vertebrate Cells.
Caglayan M, et al.
Bio-protocol, 5(11) (2015)
Genome-wide mapping of embedded ribonucleotides and other noncanonical nucleotides using emRiboSeq and EndoSeq
Ding J, et al.
Nature Protocols, 10(9), 1433-1433 (2015)
Capillary electrochromatographic evaluation of vitamin active oil constituents: tocopherols and tocotrienols.
Abidi SL and Rennick KA
Journal of Chromatography A, 913(1-2), 379-386 (2001)
Recognition and strand displacement of DNA oligonucleotides by peptide nucleic acids (PNAs). High-performance ionexchange chromatographic analysis
Lesignoli F, et al.
Journal of Chromatography A, 922(1-2), 177-185 (2001)

Questions

1–3 of 3 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  3. Should it be stored at 4℃??

    1 answer
    1. This product may be stored at room temperature. For products with no specified storage temperature given on the label or product page, ambient storage may be assumed. Products that require controlled temperature storage, such as refrigeration or freezer conditions, storage temperatures are published on the product label, Certificate of Analysis, the Safety Data Sheet (SDS).

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