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9436, ALIZARIN RED S

Grade:
CERTIFIED GRADE
CAS Number:
130-22-3
Description:
A histochemical stain for calcium in tissues. Also a pH indicator (Yellow to Reddish Purple; range 3.8-5.4).

0816, BROMOCRESOL GREEN FREE ACID AC

Grade:
ACS GRADE
CAS Number:
76-60-8
Description:
A tracking dye for RNA gels. Also a pH indicator (Yellow to Blue; range 3.8-5.4).

0548, BROMOCRESOL GREEN SODIUM SALT

Grade:
ACS GRADE
CAS Number:
62625-32-5
Description:
A pH indicator (Yellow to Blue; range 3.8 - 5.4).

0531, BROMOCRESOL PURPLE FREE ACID

Grade:
REAGENT GRADE
CAS Number:
115-40-2
Description:
A viability pH indicator (Yellow to Purple; range 5.2-6.8). Also used for live/dead differentiation of yeast.

0627, BROMOCRESCOL PURPLE SODIUM SALT

Grade:
HIGH PURITY GRADE
CAS Number:
62625-30-3
Description:
A sulfonephtalein indicator soluble in ethanol and ether and slightly soluble in water. The visual transition interval is pH 5.2 - 6.8.

0449, BROMOPHENOL BLUE

Grade:
ACS GRADE
CAS Number:
115-39-9
Description:
A tracking dye for nucleic acid and protein gels. pH indicator (Yellow to Blue; range 3.0 - 4.6).

0312, BROMOPHENOL BLUE SODIUM SALT

Grade:
ACS GRADE
CAS Number:
62625-28-9
Description:
A tracking dye for nucleic acid and protein gels. Also a pH indicator (Yellow to Blue; range 3.0 - 4.6).

0431, BROMOTHYMOL BLUE

Grade:
ACS GRADE
CAS Number:
76-59-5
Description:
A pH indicator (Yellow to Blue; range 6.0 - 7.6). Used to trace movement of fluids from the lymph and also for demonstration of fungal hyphae within plant roots.

0554, BROMOTHYMOL BLUE SODIUM SALT

Grade:
ACS GRADE
CAS Number:
34722-90-2
Description:
A pH indicator (Yellow to Blue; range 6.0 - 7.6). Used to trace movement of fluids from the lymph and also for demonstration of fungal hyphae within plant roots.

0379, CONGO RED

Grade:
CERTIFIABLE GRADE
CAS Number:
573-58-0
Description:
A pH indicator (Blue to Red; range 3.0 - 5.0). A cytoplasmic stain for tissues fixed in Bouin’s. Also a specific stain for amyloid.