Merck 108122 Bromophenol blue indicator ACS, Reag. pH Eur 5 gr

Category

Asit Alkali veya pH İndikatörleri

Brand

MERCK

Stock Code

LB.M.108122.0005

3.549,49 TL + VAT

4.259,39 TL

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Merck 108122 Bromophenol blue indicator ACS, Reag. pH Eur 5 gr
Catalogue Number	108122
Synonyms	3,3',5,5'-Tetrabromophenolsulfonphthalein, BPB

Merck 108122 Bromophenol blue indicator ACS, Reag. pH Eur

Product Information
CAS number	115-39-9
EC number	204-086-2
Grade	ACS,Reag. Ph Eur
Hill Formula	C₁₉H₁₀Br₄O₅S
Molar Mass	669.98 g/mol
HS Code	2934 99 90
Structure formula Image
Quality Level	MQ200

Physicochemical Information
Melting Point	270 - 273 °C (decomposition)
Bulk density	730 kg/m3

Safety Information according to GHS
Storage class	10 - 13 Other liquids and solids
WGK	WGK 3 highly hazardous to water
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Storage and Shipping Information
Storage	Store at +2 °C to +30 °C.

Specifications
Identity (UV/VIS-Spectrum)	passes test
Clarity of solution (1 g/l; ethanol)	passes test
Transition range	pH 3.0 - pH 4.6 greenish yellow - blue violet
Absorption maximum λ 1 max. (buffer pH 3.0)	434 - 439 nm
Absorption maximum λ 2 max. (buffer pH 4.6)	590 - 593 nm
Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.005 g/l; buffer pH 3.0; calc. on dried substances)	350 - 400
Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.005 g/l; buffer pH 4.6; calc. on dried substances)	940 - 1050
Loss on drying (110 °C)	≤ 2 %
Transition range (according to ACS)	passes test
Sensitivity test	passes test

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