Specification Sheet

Product Name
Ruthenium Red for microscopy, ≥85% (calc. on dry substance, AT)

Product Number
84071

Product Brand
sigma

CAS Number
11103-72-3

Molecular Weight
786.35

Test

Specification

APPEARANCE (COLOR)Red to Very Dark Red and Purple to Very Dark Purple and Brown to Very Dark Brown and Very Dark Red-Brown
APPEARANCE (FORM)Powder
ARGENTOMETR. TITRATION85.0 - 115.0 % (CALCULATED ON DRY BASIS)
SOLUBILITY (COLOR)Dark Red to Very Dark Red and Dark Purple to Very Dark Purple
SOLUBILITY (TURBIDITY)Clear to Turbid
SOLUBILITY (METHOD)10 MG/ML WATER
WATER~ 5 %
WAVELENGTH (1) (UV)529 - 539 nm
EXTINCTION (1%/1CM) (1) (UV)≥ 150
SOLVENT (UV)0.1 M AMMONIUM ACETATE