Sigma-Aldrich Xylenol Orange Tetrasodium

Grade

ACS reagent

Quality Level

200

Agency

reag. pH. Eur.

Form

solid

Loss

≤7% loss on drying, 110°C

pH

8.1 (20 °C, 10 g/L in H₂O)

Solubility

510 g/L

Bulk Density

250 kg/M³

Storage Temp.

15-25°C

Inchi

1S/C31H32N2O13S.4Na/c1-17-7-21(9-19(29(17)42)11-32(13-25(34)35)14-26(36)37)31(23-5-3-4-6-24(23)46-47(31,44)45)22-8-18(2)30(43)20(10-22)12-33(15-27(38)39)16-28(40)41;;;;/h3-10,42-43H,11-16H2,1-2H3,(H,34,35)(H,36,37)(H,38,39)(H,40,41);;;;/q;4*+1/p-4

Related Categories

Indicators

Analysis Note

Appearance of solution: passes test
Loss on drying (110 °C): ≤ 7
Suitability as indicator (for metal titration): passes test
Sensitivity test: passes test

Storage Class

11 - Combustible Solids

Wgk_Germany

WGK 3

Flash_Point_F

Not applicable

Flash_Point_C

Not applicable