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C0875 Calcein Used for the fluorometric determination of calcium and EDTA titration of calcium in the presence of magnesium. 154071-48-4 Fluorescence
C1359 Calcein AM solution ≥4 mM in DMSO, ≥90% (HPLC), liquid 148504-34-1  
C5149 Calcium Ionophore A23187 mixed calcium magnesium salt Approximate 1:1 molar ratio Ca:Mg. Actual content given on label.    
C9519   Calcomine Orange 2RS 6598-63-6  
H3128 Calconcarboxylic acid 3737-95-9  
C204 Calmagite indicator grade 3147-14-6 Analytical, Indicator
C6634 Calmagite triethanolammonium salt 91698-30-5  
C1795   Canada balsam Mounting medium for microscopy 8007-47-4  
C5132 Carbazole ≥95% (GC) 86-74-8  
C4165 Carbol Fuchsin    
206938 Carbol Fuchsin    
363308 Carbostyril 124 99% 19840-99-4  
C4109 6-Carboxy-4′,5′-dichloro-2′,7′-dimethoxyfluorescein N-hydroxysuccinimide ester 113394-23-3  
C0537 5-Carboxyfluorescein 99% (HPLC) 76823-03-5  
C0662 6-Carboxyfluorescein ~97% (HPLC) 3301-79-9  
C4916 5-Carboxyfluorescein diacetate ~95% (HPLC) 79955-27-4  
C8166   5(6)-Carboxyfluorescein diacetate Mixed isomers ≥90% (HPLC)    
C3984 6-Carboxyfluorescein N-hydroxysuccinimide ester 92557-81-8  
C7153   5(6)-Carboxyfluorescein Mixed isomers ~99% (HPLC)    
C6206 N-Carboxymethyl-6-(2,2-dicyanovinyl)-1,2,3,4-tetrahydroquinoline ≥98% (HPLC) 47072-52-6  
C2734 5-Carboxytetramethylrhodamine 91809-66-4  
I2633 Cardiogreen polymethine dye 3599-32-4  
C1022   Carmine powder 1390-65-4  
C6152   Carmine certified by the Biological Stain Commission 1390-65-4 Certified by the Biological Stain Commission
229253 Carminic acid 1260-17-9  
206342 Celestine blue Dye content 80 % 1562-90-9  
C8679 Chicago Sky Blue 6B powder 2610-05-1  
201383 Chicago Sky Blue 6B Dye content 50 % 2610-05-1  
C1144 Chlorazol Black 1937-37-7  
264156 1-Chloro-9,10-bis(phenylethynyl)anthracene 99% 41105-35-5  
225118 2-Chloro-5-methylaniline 99% 95-81-8  
274038 2′-Chloro-5′-methylbenzanilide 97% 10286-87-0  
C52802 5-Chloro-2-methylindole 97% 1075-35-0  
274046 2′-Chloro-5′-methyl-4′-nitrobenzanilide technical grade, 80% 206986-83-6 Technical
106046 2-Chloro-6-nitrobenzaldehyde 97% 6361-22-4  
199524 Chlorophenol Red indicator grade 4430-20-0 Analytical, Indicator
C6144 Chlorophyll a from Anacystis nidulans algae 479-61-8  
C5878 Chlorophyll b from spinach Chlorophyll a, essentially free (HPLC), ≥90.0% (HPLC) 519-62-0  
C1154 4-Chloro-7-sulfobenzofurazan ammonium salt 81377-14-2  
M1782 Chromeazurol B 1796-92-5  
199532 Chromeazurol S Dye content 50 % 1667-99-8  
202088 Chromotrope 2R Dye content 75 % 4197-07-3  
C3143 Chromotrope 2R suitable for modified Gomori Trichrome stain 4197-07-3  
214515 Chromotrope FB Dye content 50 % 3567-69-9  
C80105 Chrysin 97% 480-40-0  
27240 Chrysoidine G for microscopy (Bact., Bot., Vit.) 532-82-1 Analytical, Microscopy
201901 Chrysophenine Dye content 65 % 2870-32-8  
C1461 Cibacron Blue 3GA Agarose saline suspension    
228478 Cibacron Brilliant Yellow 3G-P 50662-99-2  
C5548 Clobetasone butyrate ≥98% 25122-57-0  
09817 Collodion solution for microscopy, 2% in amyl acetate 9004-70-0 Microscopy
C6277 Congo Red certified by the Biological Stain Commission, BioXtra 573-58-0 BioXtra, Certified by the Biological Stain Commission
C6767 Congo Red Dye content ≥35 % 573-58-0 Analytical, Indicator
210579 Coomassie Violet R200 Dye content 50 % 4129-84-4  
C4529 Coproporphyrin I tetramethyl ester ≥90% (HPLC) 25767-20-8  
442631 Coumarin 6 98% 38215-36-0  
416541 Coumarin 7 98% 27425-55-4  
392995 Coumarin 314 Dye content 97 % 55804-66-5  
393002 Coumarin 334 Dye content 99 % 55804-67-6  
393029 Coumarin 343 Dye content 97 % 55804-65-4  
C85778 o-Cresolphthalein indicator grade 596-27-0 Analytical, Indicator
P5631 o-Cresolphthalein Complexone powder 2411-89-4  
857890 m-Cresol Purple indicator grade, Dye content 90 % 2303-01-7 Analytical, Indicator
211761 m-Cresol Purple sodium salt Dye content 90 % 62625-31-4  
114472 Cresol red indicator grade, Dye content 95 % 1733-12-6 Analytical, Indicator
114480 Cresol Red sodium salt indicator grade, Dye content 95 % 62625-29-0 Analytical, Indicator
860980 Cresyl Violet acetate certified by the Biological Stain Commission, Dye content 75 % 10510-54-0 Certified by the Biological Stain Commission
C1791 Cresyl Violet acetate Technical grade. 10510-54-0  
C5042 Cresyl Violet acetate certified by the Biological Stain Commission 10510-54-0 Certified by the Biological Stain Commission
C8822 Crocein Scarlet 7B 6226-76-2  
391700 Croconic acid 98% 488-86-8  
429651 Crotonaldehyde-2,4-dinitrophenylhydrazone analytical standard, for environmental analysis 1527-96-4 Analytical, Environmental, Standard
C0644 Crystal Ponceau 6R 2766-77-0  
C3886 Crystal Violet Dye content ≥90 % 548-62-9  
C6158 Crystal Violet ACS reagent, ≥90.0% anhydrous basis 548-62-9 ACS reagent, Indicator
C0775 Crystal Violet certified by the Biological Stain Commission 548-62-9 Certified by the Biological Stain Commission
V5265 Crystal violet solution 1%, aqueous solution 548-62-9  
332488 Crystal Violet lactone Dye content 97 % 1552-42-7  
408824 4-(4-Cumylphenoxy)phthalonitrile 97% 83482-57-9  
C1386 Curcumin from Curcuma longa (Turmeric), powder 458-37-7  
572136 N-[3-Cyano-3-[4-(dicyanomethyl)phenyl]-2-propenylidene]-N-ethyl-ethaniminium inner salt 174280-29-6  
C6331 9-Cyano-N,N,N′-triethylpyronine-N′-caproic acid N-hydroxysuccinimide ester chloride ≥85% (HPLC) 158358-57-7  
C6456 9-Cyano-N,N,N′-triethylpyronine-N′-caproic acid N4-(maleimidoethyl)piperazide chloride ≥80% (HPLC) 163032-73-3  
192457 Cyclohexanone 2,4-dinitrophenylhydrazone ≥99% 1589-62-4