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Merck
CN

1.11615

Ethidium bromide

for biochemistry

Synonym(s):

Ethidium bromide, 5-Ethyl-3,8-diamino-6-phenylphenanthridinium bromide, Homidium bromide, EtBr

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About This Item

CAS Number:
Molecular Weight:
394.31
EC Index Number:
214-984-6
UNSPSC Code:
41105322
MDL number:
Technical Service
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Quality Level

form

solid

potency

1503 mg/kg LD50, oral (Rat)

pH

4.4 (20 °C, 10 g/L in H2O)

mp

261-264 °C

transition temp

flash point >100 °C

solubility

40 g/L

density

1.01 g/cm3 at 20 °C

bulk density

340 kg/m3

storage temp.

2-30°C

InChI

1S/C21H19N3.BrH/c1-2-24-20-13-16(23)9-11-18(20)17-10-8-15(22)12-19(17)21(24)14-6-4-3-5-7-14;/h3-13,23H,2,22H2,1H3;1H

InChI key

ZMMJGEGLRURXTF-UHFFFAOYSA-N

General description

for biochemistry

Application

Ethidium bromide for biochemistry. CAS 1239-45-8, pH 4.4 (10 g/l, H₂O, 20 °C).

Analysis Note

Assay (perchloric acid titration, calculated on dried substance)≥ 98 %Identity (UV/VIS-Spectrum)passes testAbsorption maximum λmax. (methanol)524 - 527 nmSpec. Absorptivity A 1%/1cm (λmax; 0.05 g/l; methanol; calc. on dried substance)155 - 170TLC-Testpasses testLoss on drying (130 °C, 4 h)≤ 8 %


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pictograms

Skull and crossbonesHealth hazard

signalword

Danger

Hazard Classifications

Acute Tox. 1 Inhalation - Acute Tox. 4 Oral - Muta. 2

Storage Class

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



Certificates of Analysis (COA)

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Global Trade Item Number

SKUGTIN
W349003-SAMPLE04061834356547
W349003-250G04061835516520
S8269-25G04061836960674
18377-100MG04061838756411
1267102-100MG04061833830017
S8269-5G04061836960681
V900563-5G04061833503317
W349003-1KG04061835567119
W349003-5KG04061835567126
111615001004022536133935
111615000104022536133928