Indicators, GFS Chemicals, 25 g
-
Eosin Y (ACS)
GFS ChemicalsC20H6Br4Na2O5 CAS#: 17372-87-1 F.W.: 691.86 2',4',5',7'-Tetrabromofluorescein, Disodium Salt
-
1-amino-2-naphthol-4-sulfonic Acid, ACS Reagent
GFS ChemicalsThe GFS Chemicals 1-amino-2-naphthol-4-sulfonic acid comes in a light yellow liquid form with an unpleasant odor. The 1-amino-2-naphthol-4-sulfonic acid is ideal for many purposes in professional, scientific and technical fields. Application: For Professional, Scientific and Technical Activities:…
-
-
Thymol Blue, Free Acid (ACS)
GFS ChemicalsC27H30O5S CAS#: 76-61-9 F.W.: 466.60 Thymolsulfonphthalein
-
Metalphthalein (ACS)
GFS ChemicalsC32H32N2O12•nH2O CAS#: 2411-89-4 F.W.: 636.62 Cresolphthalein Complexone
-
-
Ninhydrin Reagent (ACS)
GFS Chemicals2,2-Dihydroxy-1,3-indanedione;1,2,3-Indanetrione monohydrate. Indicator for amines.
-
Amaranth Indicator
GFS ChemicalsThe GFS Chemicals amaranth comes in a light yellow liquid form with an unpleasant odor. The amaranth is ideal for many purposes in professional, scientific and technical fields. Application: For Professional, Scientific and Technical Activities, other Professional, Scientific and Technical Activities
-
-
-
-
-
Resazurin, Sodium Salt
GFS ChemicalsC12H6NO4Na CAS#: 62758-13-8 F.W.: 251.18 NFPA#: 2-1-1 Certifiable
-
SPADNS Reagent (ACS)
GFS Chemicals(HO)2C10H3(SO3Na)2N=NC6H4SO3Na CAS#: 23647-14-5 F.W.: 570.42 (4,5-Dihydroxy-3-(p-sulfophenylazo)-2,7-naphthalene disulfonic acid, trisodium
-
Alizarin Red S
GFS ChemicalsThe GFS Chemicals alizarin red S comes in a light yellow liquid form with an unpleasant odor. The alizarin red S is ideal for many purposes in professional, scientific and technical fields. Application: For Professional, Scientific and Technical Activities, other Professional, Scientific and…
-
-
Thymol Blue, Sodium Salt Reagent (ACS)
GFS ChemicalsThymolsulfonphthalein. Water soluble pH indicator.
-
-
Variamine Blue B (ACS)
GFS ChemicalsCH3OC6H4NHC6H4NH2•HCl CAS#: 3566-44-7 F.W.: 250.73 N-[p-Methoxyphenyl]-p-phenylenediamine hydrochloride
-
-
-
Cresol Red
GFS ChemicalsC21H17O5SNa CAS#: 62625-29-0 F.W.: 404.42 Descriptions: o-Cresolsulfonphthalein. Water soluble pH indicator.
-
Naphthol Green B (ACS)
GFS ChemicalsFe(C10H5NO5SNa)3 CAS#: 19381-50-1 F.W.: 878.47 (Acid Green 1, C.I. 10020). Suitable for complexometry.
-
7-Hydroxy-4-Methylcoumarin
GFS ChemicalsC10H8O3 CAS#: 90-33-5 F.W.: 176.17 4-Methylumbelliferone. Standard for fluorometric determination of enzyme activity.
-
Thymolphthalein, Acs Reagent
GFS ChemicalsThe GFS Chemicals ACS thymolphthalein reagent is mainly used in research facilities and chemical laboratories to conduct wide range of experiments. It is available in sturdy bottle that endures heavy and rigorous usage. Application: For Professional, Scientific and Technical Activities: other…
-
-
Bromphenol Blue, Free Acid (ACS)
GFS ChemicalsC19H10Br4O5S CAS#: 115-39-9 F.W.: 669.97 Organic soluble pH indicator.
-
-
4-(P-Nitrophenylazo)-Resorcinol
GFS ChemicalsNO2C6H4N=NC6H3(OH)2 CAS#: 74-39-5 F.W.: 259.23 Descriptions: Azo Violet
-
-
Methylthymol Blue Sodium Salt (ACS)
GFS ChemicalsC37H40N2O13SNa4 CAS#: 1945-77-3 F.W.: 844.74 Descriptions: Water soluble chelometric indicator.
-
C20H13N4S2O6Na•H2O CAS#: 69898-45-9 F.W.: 510.46 Reagent for the spectrophotometric determination of iron and copper. Approximately 7% water.