SULFONAZO III SODIUM SALT

SULFONAZO II SODIUM SALT

2-(4-Sulfophenylazo)-1,8- (disulfonic Acid Trisodium Salt)
Molecular Formula	C16H9N2Na3O11S3
Molecular Weight	570.41
Melting point	624.45 °C
Chemical Abstract Number	23647-14-5

Tetrabromophenol- (ester potassiun salt)
Molecular Formula	C22H13Br4O4K
Molecular Weight	700.08
Melting point	270-6 °C dec
Chemical Abstract Number	62637-91-6

Thionin (Biological Stain)
Molecular Formula	C12H10N3SCl
Molecular Weight	263.75
Chemical Abstract Number	78338-22-4

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

Thymol Blue (Free acid Forme acide)
Molecular Formula	C27H30O5S
Molecular Weight	466.60
Melting point	221-4 °C dec.
Chemical Abstract Number	76-61-9
Clarity of solution/Limpidité de la sol.	T.P.T.
Visual transition interval (acid range)
from pH 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.

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)