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D9689 DABCYL SE solid    
    • D9564 DAPI, dilactate ≥98% (HPLC)    
    • 211885 Darrow Red certified by the Biological Stain Commission, Dye content ≥65 % 15391-59-0 (free base) Certified by the Biological Stain Commission
    • D0679 3,6-Diacetoxyphthalonitrile 83619-73-2  
    • D0922 trans-1,2-Diaminocyclohexane-N,N,N′,N′-tetraacetic acid monohydrate ≥99% (titration) 125572-95-4  
    • D1383 trans-1,2-Diaminocyclohexane-N,N,N′,N′-tetraacetic acid monohydrate for complexometry, ≥98% 125572-95-4  
    • D3252 o-Dianisidine dihydrochloride Purified for use with peroxidase and peroxidase-coupled reactions. 20325-40-0  
    • F5803 o-Dianisidine dihydrochloride Suitable for use in glucose determination 20325-40-0  
    • D2679   o-Dianisidine dihydrochloride for enzymic, spectrophotometric determination, vial of 5 mg    
    • 363227 4,4′-Diazido-2,2′-stilbenedisulfonic acid disodium salt hydrate 97%    
    • 550248 4,5-Dibromobenzene-1,2-diol 90%, technical grade 2563-26-0 Technical
    • 216720 4′,5′-Dibromofluorescein Dye content 95 % 596-03-2  
    • 271993 2,5-Dibromo-6-isopropyl-3-methyl-1,4-benzoquinone 29096-93-3  
    • 383775 3,6-Dibutoxy-1,2-benzenedicarbonitrile 97% 75942-37-9  
    • 363235 2,5-Dibutoxy-4-(4-morpholinyl)benzenediazonium tetrafluoroborate Dye content 95 % 50543-78-7  
    • 409499 1,4-Dibutoxy-2,3-naphthalenedicarbonitrile 99% 116453-89-5  
    • 338516 4-(Dibutylamino)benzaldehyde 98% 90134-10-4  
    • D8064 4-(2-(6-(Dibutylamino)-2-naphthalenyl)ethenyl)-1-(3-sulfopropyl)pyridinium hydroxide inner salt ≥95% (HPLC), solid 90134-00-2  
    • 304468 N,N-Dibutylaniline 97% 613-29-6  
    • 320609 2,4-Dichlorobenzenediazonium 1,5-naphthalenedisulfonate hydrate 123333-91-5  
    • 442828 3,6-Dichloro-1,2-benzenedithiol 95% 87314-49-6  
    • 300365 1,2-Dichloro-4,5-dinitrobenzene 98% 6306-39-4  
    • D6665 2′,7′-Dichlorofluorescein ~90% (TLC), crystalline 76-54-0  
    • 410217 2′,7′-Dichlorofluorescein ACS reagent 76-54-0 ACS reagent, Analytical, Indicator
    • D1878 2,6-Dichloroindophenol sodium salt hydrate suitable for vitamin C determination, BioReagent 620-45-1 BioReagent
    • D5928 6-(2,2-Dicyanovinyl)-N-(2-hydroxyethyl)-1,2,3,4-tetrahydroquinoline 142978-25-4  
    • 338494 trans-4-(Diethylamino)cinnamaldehyde 98% 22411-59-2  
    • 338478 trans-4-(Diethylamino)cinnamonitrile 97% 119516-33-5  
    • C1484 7-Diethylamino-3-(4-maleimidophenyl)-4-methylcoumarin ≥95% (HPLC), solid 76877-33-3  
    • 166510 1,1′-Diethyl-2,2′-carbocyanine iodide 97% 605-91-4  
    • 323764 1,1′-Diethyl-2,2′-cyanine iodide 97% 977-96-8  
    • 291331 1,1′-Diethyl-4,4′-cyanine iodide 4727-49-5  
    • 569739 N,N-Diethyl-4-nitrosoaniline hydrochloride 53743-85-4  
    • D5143 N,N-Diethyl-p-phenylenediamine oxalate salt 142439-89-2  
    • 310212 Diethyl 3,4-pyridinedicarboxylate 97% 1678-52-0  
    • 390410 3,3′-Diethylthiacyanine iodide Dye content ~97 % 2197-01-5  
    • D0929 3,3′-Diheptyloxacarbocyanine iodide 53213-83-5  
    • D4167 4-(p-Dihexadecylaminostyryl)-N-methylpyridinium iodide 114041-00-8  
    • D4042 4-(p-Dihexadecylaminostyryl)-N-methylquinolinium iodide ≥95% (TLC) 135367-81-6  
    • D7008 Dihydroethidium ≥95% 104821-25-2  
    • D1054 Dihydrorhodamine 123 ≥95% 109244-58-8  
    • D5021 2,2′-Dihydroxy-1,1′-azonaphthalene-3,3′,6,6′-tetrasulfonic acid 76877-41-3  
    • 296244 2′,4′-Dihydroxy-3′-methylacetophenone technical grade, 90% 10139-84-1 Technical
    • N6250 1,3-Dihydroxynaphthalene ≥99%, crystalline 132-86-5  
    • 407100 1,4-Dihydroxy-2,3-naphthalenedicarbonitrile 97% 1018-79-7  
    • 429031 4,7-Dihydroxy-1,10-phenanthroline Dye content 30 % 3922-40-5  
    • 386596 1,3-Diiminobenz[f]isoindoline 95% 65558-69-2  
    • 279528 1,3-Diiminoisoindoline 97% 3468-11-9  
    • 191248 3,3′-Dimethoxybenzidine dihydrochloride technical grade 20325-40-0 Technical
    • 264806 (2,5-Dimethoxyphenyl)acetyl chloride 99% 52711-92-9  
    • 292559 2,4-Dimethoxytoluene 99% 38064-90-3  
    • D2004 4-(Dimethylamino)benzaldehyde suitable for histochemical demonstration of nitro blue tetrazolium reduction in neutrophils 100-10-7  
    • D4506 4-(Dimethylamino)cinnamaldehyde chromogenic reagent for indoles and flavanols 6203-18-5  
    • 130435 4-Dimethylamino-2-methylazobenzene 54-88-6  
    • D5895 p-(p-Dimethylaminophenylazo)benzoic acid sodium salt 845-46-5  
    • D0815 2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide ≥99% (HPLC), solid 3785-01-1  
    • D1429 2-[4-(Dimethylamino)styryl]-N-methylbenzoxazolium perchlorate 64872-13-5  
    • 379298 N,N-Dimethyl-4,4′-azodianiline 97% 539-17-3  
    • M8010 N,N′-Dimethyl-9,9′-biacridinium dinitrate used as chemiluminescent reagent 2315-97-1  
    • 235601 N,N-Dimethylindoaniline Dye content 97 % 2150-58-5  
    • 552291 3,3-Dimethyl-2-methylene-1-phenylindoline 5227-71-4  
    • D4011 N,N-Dimethyl-1-naphthylamine ≥98.0% (GC) 86-56-6  
    • D172405 N,N-Dimethyl-4-nitrosoaniline 97% 138-89-6  
    • D4139 N,N-Dimethyl-p-phenylenediamine dihydrochloride suitable for peroxidase test, ≥99.0% (titration) 536-46-9  
    • 376434 1,4-Dimethylpyridinium iodide 99% 2301-80-6  
    • 514888 1,4-Dimethylpyridinium p-toluenesulfonate 98% 78105-28-9  
    • 234281 Dimidium bromide 95% 518-67-2  
    • D193402 3,5-Dinitroaniline 97% 618-87-1  
    • 335428 4,4′-Dinitro-2-biphenylamine 98% 51787-75-8  
    • D9636 10-(2′,4′-Dinitrophenylazo)-9-phenanthrol 54261-71-1  
    • D0550 3,5-Dinitrosalicylic acid used in colorimetric determination of reducing sugars 609-99-4  
    • 391506 1,1′-Dioctadecyl-4,4′-bipyridinium dibromide 97% 90179-58-1  
    • D4292 3,3′-Dioctadecyloxacarbocyanine perchlorate 34215-57-1  
    • D1065 4-(2-[6-(Dioctylamino)-2-naphthalenyl]ethenyl)-1-(3-sulfopropyl)pyridinium inner salt ≥95% (HPLC), solid 157134-53-7  
    • 230308 1,3-Diphenylacetone p-tosylhydrazone 98% 19816-88-7  
    • D204838 2-Diphenylacetyl-1,3-indandione-1-hydrazone 98% 5102-79-4  
    • D2385 Diphenylamine ≥98% 122-39-4  
    • 366323 4,4′-Diphenyl-2,2′-dipyridyl technical grade 6153-92-0 Technical
    • 363928 1,2-Diphenylindole 94% 18434-12-3  
    • 364487 N-(Diphenylmethylene)glycine tert-butyl ester 98% 81477-94-3  
    • 454656 2,6-Diphenyl-4H-thiopyran-4-one 96% 1029-96-5  
    • 212407 Direct Blue 71 Dye content 50 % 4399-55-7  
    • D2535 Direct Blue 15 suitable for Histopaque® system, suitable for viability studies of collagenase-treated rat liver cells 2429-74-5  
    • 212490 Direct Red 23 Dye content 30 % 3441-14-3  
    • 365548 Direct Red 80 Dye content 25 % 2610-10-8  
    • 195251 Direct Red 81 Dye content 50 % 2610-11-9  
    • 212385 Direct Violet 51 Dye content 50 % 5489-77-0  
    • 201871 Direct yellow 27 10190-68-8  
    • 201898 Direct yellow 50 Dye content 40 % 3214-47-9  
    • 456691 Disperse Black 9 Dye content 97 % 20721-50-0  
    • 215643 Disperse Blue 1 Dye content 30 % 2475-45-8  
    • 215651 Disperse Blue 3 Dye content 20 % 2475-46-9  
    • 367648 Disperse Blue 14 Dye content 97 % 2475-44-7  
    • 212288 Disperse Orange 1 Dye content ~15 % 2581-69-3  
    • 364800 Disperse Orange 13 Dye content 90 % 6253-10-7  
    • 212296 Disperse Orange 13 Dye content 15 % 6253-10-7  
    • 215740 Disperse Red 1 Dye content 50 % 2872-52-8  
    • 215686 Disperse Yellow 3 Dye content 30 % 2832-40-8  
    • D5130 Dithizone Practical Grade 60-10-6  
    • 194832 Dithizone ACS reagent, ≥85.0% 60-10-6 ACS reagent
    • 383783 N,N′-Ditridecylperylene-3,4,9,10-tetracarboxylic diimide 95% 95689-92-2