Biochem Chemopharma

2-Hydroxybenzoic acid

2-(Hydroxymethyl)phenyl-β-D-glucopyranoside

Basic Red 2, Cotton Red, Gossypimine, Safranin O, Safranin T, Safranin Y or A

Reagents

ROSE BENGAL AR

4,5,6,7-tetrachloro-2',4',5',7'-tetraiodofluorescein, Acid Red 94, Bengal Rose B sodium salt

Rhodamine 610, C.I. Pigment Violet 1, Basic Violet 10

1-Benzazine; 2,3-Benzopyridine

Tetrahydropyrrole; Tetramethyleneimine

Reagents

PYROGALLOL AR

1,2,3-trihydroxybenzene

Reagents

PYROCATECHOL AR

1,2-Benzenediol; 1,2-Dihydroxybenzene; Catechol

Reagents

PYRIDINE LR

Azabenzene; Azine.