Meets A.C.S. specs./Conforme aux normes A.C.S.

Thymol Blue (Water Soluble à l'Eau)
Molecular Formula	C27H30O5SNa
Molecular Weight	488.58
Melting point	283-5 °C dec.
Chemical Abstract Number	81012-93-3
Clarity of solution/Limpidité de la sol.	T.P.T.
Visual transition interval (acid range)
from 1.2 (pink) to pH 2.8 (yellow)
Point de virage (acide)
de pH 1.2 (rose) à pH 2.8 (jaune)
Visual transition interval (alkaline)
from pH 8.0 (yellow) to pH 9.2 (blue)
Point de virage (alcalin)
de pH 8.0 (jaune) à pH 9.2 (bleu)

Meets A.C.S. specs./Conforme aux normes A.C.S.

Thymolphthalein
Molecular Formula	C29H29O4
Molecular Weight	430.54
Melting point	251-253 °C
Chemical Abstract Number	125-20-2
Clarity/Clarité	T.P.T.
Visual transition interval	T.P.T.
from 8.8 (colorless) to pH 10.5 (blue)
Point de virage
de pH 8.8 (incolore) à pH 10.5 (bleu)

THYMOLPHTHALEIN 0.1% IND SOL'N IN METHANOL

Thymolphthalein (Alcoholic 1% Alcoolique)
UN No.	1986

THYMOLPHTHALEIN / 0.05% IND

Toluidine Blue O (Biological Stain)
Molecular Formula	C15H16N3SCl
Molecular Weight	305.83
Chemical Abstract Number	92-31-9

Toluidine Blue O (Biological Stain)
Molecular Formula	C15H16N3SCl
Molecular Weight	305.83
Chemical Abstract Number	92-31-9

Toluidine Blue O (Biological Stain)
Molecular Formula	C15H16N3SCl
Molecular Weight	305.83
Chemical Abstract Number	92-31-9