BROMOCRESOL PURPLE SODIUM SALT

BROMOCRESOL PURPLE SODIUM SALT Molecular biology

5',5-Dibromo-o-cresolsulfonphthalein sodium salt

Article No.

02282

Grade

Molecular biology

Purity

90%

CAS No.

62625-30-3

Molecular Formula

C₂₁H₁₅Br₂NaO₅S

Molecular Weight

562.20

H.S. Code

2914.7990

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical state at 20 °C

Solid

Colour

Dark brown

Melting point/ Freezing point [°C]

255 °C

Solubility in water [% weight]

Soluble in water

Appearance	Black-Brown to Orange-Rust Powder
Dye content	Min 90%
Absorption maxima (0.1 mol/L in NaOH) λmax1	587 - 591 nm
Extinction coefficient at λmax1	Min 47000
Absorption maxima (0.1 mol/L in NaOH) λmax2	375 - 381 nm
Extinction coefficient at λmax2	Min 7000
pH transition range (pH 5.2 - 6.8)	Yellow - violet

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

Revision Date : 02-Nov-2019