Specification Sheet

Product Name
1,4-Dioxane puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5% (GC)

Product Number
33147

Product Brand
SIGALD

CAS Number
123-91-1

Molecular Weight
88.11

Test

Specification

APPEARANCE (COLOR)COMPLYING
APPEARANCE (FORM)COMPLYING
COLOR (IN APHA)≤ 10 APHA
TITRATABLE ACIDFREE ACID (AS CH3COOH): ≤ 0.001 %
PURITY (GC AREA %)≥ 99.5 %
DENSITY D20/41.031 - 1.034
REFRACTIVE INDEX N20/D1.4210 - 1.4240
FREEZING POINTcongealing - freezing point: ≥ 11 DEG C
BOILING POINT-
WATER (COULOMETR.)≤ 0.05 %
RESIDUE (EVAPORATION)≤ 10 ppm
PEROXIDES≤ 0.005 % (AS H2O2)
ACETALDEHYDE≤ 0.005 %
ALUMINIUM≤ 0.00005 %
BARIUM≤ 0.00001 %
BORON≤ 0.000002 %
CALCIUM≤ 0.00005 %
CADMIUM≤ 0.000005 %
COBALT≤ 0.000002 %
CHROMIUM≤ 0.000002 %
COPPER≤ 0.000002 %
IRON≤ 0.00001 %
MAGNESIUM≤ 0.00001 %
MANGANESE≤ 0.000002 %
NICKEL≤ 0.000002 %
LEAD≤ 0.00001 %
TIN≤ 0.00001 %
ZINC≤ 0.00001 %
CARBONYL COMPOUNDS≤ 0.01 % (AS HCHO)
RECOMMENDED RETEST PERIOD42 MONTHS