Chemistry

5-Nitrofluorescein (isomer I)

Purity:

≥ 98% (Assay by titration)

Synonym:

5-Nitro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-(9H)xanthen]-3-one (isomer I)

Catalog Number:

38567

CAS Number:

3326-35-0

Purity Limit:

≥ 98% (Assay by titration)

MDL NO:

MFCD00135108

Molecular Formula:

C₂₀H₁₁NO₇

Molecular Weight:

377.31

Specification Sheet SDS
Fast black K salt

Grade:

CI 37190

Synonym:

2,5-Dimethoxy-4-(4-nitrophenylazo)benzenediazonium chloride zinc chloride

Catalog Number:

38633

Grade:

CI 37190

CAS Number:

64071-86-9

MDL NO:

MFCD00078471

Molecular Formula:

C₁₄H₁₂ClN₅O₄·0.5ZnCl₂

Molecular Weight:

417.87

Specification Sheet SDS
Gallion

Synonym:

8-Amino-2-(3-chloro-2-hydroxy-5-nitrophenylazo)-1-naphthol-3,6-disulfonic acid

Catalog Number:

38585

CAS Number:

3769-62-8

MDL NO:

MFCD00021475

Molecular Formula:

C₁₆H₁₁ClN₄O₁₀S₂

Molecular Weight:

518.85

Specification Sheet SDS
Astrazon pink FG

Grade:

CI 48015

Synonym:

Basic red 13

Catalog Number:

38582

Grade:

CI 48015

CAS Number:

3648-36-0

MDL NO:

MFCD00031747

Molecular Formula:

C₂₂H₂₆Cl₂N₂

Molecular Weight:

389.36

Specification Sheet SDS
Flavanthrone

Grade:

CI 70600

Purity:

≥ 98%

Synonym:

Pigment yellow 24

Catalog Number:

38593

Grade:

CI 70600

CAS Number:

475-71-8

Purity Limit:

≥ 98%

MDL NO:

MFCD00046959

Molecular Formula:

C₂₈H₁₂N₂O₂

Molecular Weight:

408.42

Specification Sheet SDS
Eriochrome black A

Grade:

CI 15710

Synonym:

Chrome black A

Catalog Number:

38578

Grade:

CI 15710

CAS Number:

3618-58-4

MDL NO:

MFCD00054390

Molecular Formula:

C₂₀H₁₂N₃NaO₇S

Molecular Weight:

461.38

Specification Sheet SDS
Direct scarlet B

Grade:

CI 22240

Synonym:

Amidine scarlet B

Catalog Number:

38575

Grade:

CI 22240

CAS Number:

3530-19-6

MDL NO:

MFCD00059531

Molecular Formula:

C₃₀H₂₂N₄Na₂O₈S₂

Molecular Weight:

676.63

Specification Sheet SDS
2'-(Dibenzylamino)-6'-(diethylamino)fluoran

Purity:

≥ 98% (Assay by titration , HPLC)

Catalog Number:

38568

CAS Number:

34372-72-0

Purity Limit:

≥ 98% (Assay by titration , HPLC)

Molecular Formula:

C₃₈H₃₄N₂O₃

Molecular Weight:

566.7

Specification Sheet SDS
4-Diazo-4'-methoxydiphenylamine sulfate

Grade:

CI 37255

Purity:

≥ 98% (HPLC)

Synonym:

Azoic diazo component 35

Catalog Number:

38596

Grade:

CI 37255

CAS Number:

49732-38-9

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD00080910

Molecular Formula:

C₁₃H₁₂N₃O·HSO₄

Molecular Weight:

323.32

Specification Sheet SDS
Acid red 1

Grade:

CI 18050

Purity:

≥ 60% (Dye content)

Synonym:

Amidonaphthol red

Catalog Number:

38583

Grade:

CI 18050

CAS Number:

3734-67-6

Purity Limit:

≥ 60% (Dye content)

MDL NO:

MFCD00003954

Molecular Formula:

C₁₈H₁₃N₃Na₂O₈S₂

Molecular Weight:

509.41

Specification Sheet SDS
Phenolphthalein disodium salt (Water soluble)

Catalog Number:

38601

CAS Number:

518-51-4

MDL NO:

MFCD00051414

Molecular Formula:

C₂₀H₁₂Na₂O₄

Molecular Weight:

362.29

Specification Sheet SDS
3',6'-Bis(diethylamino)-2-(4-nitrophenyl)spiro[isoindole-1,9'-xanthene]-3-one

Purity:

≥ 98% (N)

Catalog Number:

38565

CAS Number:

29199-09-5

Purity Limit:

≥ 98% (N)

Molecular Formula:

C₃₄H₃₄N₄O₄

Molecular Weight:

562.67

Specification Sheet SDS
3',3'',5',5''-Tetraiodophenolphthalein

Purity:

≥ 95% (Assay by titration , HPLC)

Synonym:

Iodophene

Catalog Number:

38587

CAS Number:

386-17-4

Purity Limit:

≥ 95% (Assay by titration , HPLC)

MDL NO:

MFCD00001614

Molecular Formula:

C₂₀H₁₀I₄O₄

Molecular Weight:

821.91

Specification Sheet SDS
Hansa yellow

Grade:

CI 11680

Purity:

≥ 45%

Synonym:

Pigment yellow 1

Catalog Number:

38553

Grade:

CI 11680

CAS Number:

2512-29-0

Purity Limit:

≥ 45%

MDL NO:

MFCD00078234

Molecular Formula:

C₁₇H₁₆N₄O₄

Molecular Weight:

340.34

Specification Sheet SDS
Chlorantine fast red 5B

Grade:

CI 28160

Synonym:

Direct red 81

Catalog Number:

38557

Grade:

CI 28160

CAS Number:

2610-11-9

MDL NO:

MFCD00003949

Molecular Formula:

C₂₉H₁₉N₅Na₂O₈S₂

Molecular Weight:

675.6

Specification Sheet SDS
Basic blue 7

Grade:

CI 42595

Synonym:

Victoria pure blue BO

Catalog Number:

38547

Grade:

CI 42595

CAS Number:

2390-60-5

MDL NO:

MFCD00011877

Molecular Formula:

C₃₃H₄₀ClN₃

Molecular Weight:

514.15

Specification Sheet SDS
Direct fast brown BX

Grade:

CI 22345

Synonym:

Calcomine brown BX

Catalog Number:

38571

Grade:

CI 22345

CAS Number:

3476-90-2

MDL NO:

MFCD00059538

Molecular Formula:

C₃₅H₂₃N₅Na₂O₇S

Molecular Weight:

703.64

Specification Sheet SDS
Azo rubine

Grade:

CI 14720

Purity:

≥ 98% (HPLC)

Synonym:

Brilliant crimson red

Catalog Number:

38577

Grade:

CI 14720

CAS Number:

3567-69-9

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD00003978

Molecular Formula:

C₂₀H₁₂N₂Na₂O₇S₂

Molecular Weight:

502.42

Specification Sheet SDS
Permanent orange

Grade:

CI 12075

Purity:

≥ 90%

Synonym:

1-(2,4-Dinitrophenylazo)-2-naphthol

Catalog Number:

38570

Grade:

CI 12075

CAS Number:

3468-63-1

Purity Limit:

≥ 90%

MDL NO:

MFCD00059524

Molecular Formula:

C₁₆H₁₀N₄O₅

Molecular Weight:

338.28

Specification Sheet SDS
Direct fast brown M

Grade:

CI 22311

Synonym:

Direct brown M

Catalog Number:

38550

Grade:

CI 22311

CAS Number:

2429-82-5

MDL NO:

MFCD00059539

Molecular Formula:

C₂₉H₁₉N₅Na₂O₇S

Molecular Weight:

627.54

Specification Sheet SDS
Acid blue 92

Grade:

CI 13390

Purity:

≥ 95% (HPLC)

Synonym:

Acid blue A

Catalog Number:

38586

Grade:

CI 13390

CAS Number:

3861-73-2

Purity Limit:

≥ 95% (HPLC)

MDL NO:

MFCD00003967

Molecular Formula:

C₂₆H₁₆N₃Na₃O₁₀S₃

Molecular Weight:

695.57

Specification Sheet SDS
Eriochrome red B

Grade:

CI 18760

Synonym:

Mordant red 7

Catalog Number:

38579

Grade:

CI 18760

CAS Number:

3618-63-1

MDL NO:

MFCD00004080

Molecular Formula:

C₂₀H₁₅N₄NaO₅S

Molecular Weight:

446.41

Specification Sheet SDS
Direct violet 1

Grade:

CI 22570

Synonym:

Diamine violet N

Catalog Number:

38554

Grade:

CI 22570

CAS Number:

2586-60-9

MDL NO:

MFCD00046486

Molecular Formula:

C₃₂H₂₂N₆Na₂O₈S₂

Molecular Weight:

728.66

Specification Sheet SDS
Indigotetrasulfonic acid tetrapotassium salt hydrate

Grade:

CI 73020

Purity:

≥ 95% (HPLC)

Synonym:

Tetrapotassium indigotetrasulfonate hydrate

Catalog Number:

38564

Grade:

CI 73020

CAS Number:

28699-96-9

Purity Limit:

≥ 95% (HPLC)

MDL NO:

MFCD00059886

Molecular Formula:

C₁₆H₆K₄N₂O₁₄S₄·xH₂O

Molecular Weight:

734.86

Specification Sheet SDS
4,4'-Bis(5-methyl-2-benzoxazolyl)stilbene

Purity:

≥ 98% (HPLC)

Catalog Number:

38548

CAS Number:

2397-00-4

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD00191316

Molecular Formula:

C₃₀H₂₂N₂O₂

Molecular Weight:

442.52

Specification Sheet SDS
H-Resorcinol [Spectrophotometric reagent for the determination of B by FIA]

Purity:

≥ 97% (HPLC)

Synonym:

1-(2,4-Dihydroxy-1-phenylazo)-8-hydroxynaphthalene-3,6-disulfonic acid disodium salt

Catalog Number:

38580

CAS Number:

3627-01-8

Purity Limit:

≥ 97% (HPLC)

MDL NO:

MFCD00059024

Molecular Formula:

C₁₆H₁₀N₂Na₂O₉S₂

Molecular Weight:

484.36

Specification Sheet SDS
Pigment blue 15 (purified by sublimation)

Grade:

CI 74160

Purity:

≥ 98% (Assay by titration)

Synonym:

Phthalocyanine blue (purified by sublimation)

Catalog Number:

38529

Grade:

CI 74160

CAS Number:

147-14-8

Purity Limit:

≥ 98% (Assay by titration)

MDL NO:

MFCD00010719

Molecular Formula:

C₃₂H₁₆CuN₈

Molecular Weight:

576.08

Specification Sheet SDS
Chromeazurol B

Synonym:

Eriochrome azurol B

Catalog Number:

38535

CAS Number:

1796-92-5

MDL NO:

MFCD00036446

Molecular Formula:

C₂₃H₁₄Cl₂Na₂O₆

Molecular Weight:

503.24

Specification Sheet SDS
Direct yellow 26

Grade:

CI 25300

Synonym:

Amanil fast yellow 5GL

Catalog Number:

38563

Grade:

CI 25300

CAS Number:

2829-42-7

MDL NO:

MFCD00266524

Molecular Formula:

C₂₇H₁₈N₆Na₂O₇

Molecular Weight:

584.46

Specification Sheet SDS
Copper(II) phthalocyanine (a-form)

Grade:

CI 74160

Purity:

≥ 90% (Assay by titration)

Synonym:

Phthalocyanine copper(II) (a-form)

Catalog Number:

38530

Grade:

CI 74160

CAS Number:

147-14-8

Purity Limit:

≥ 90% (Assay by titration)

MDL NO:

MFCD00010719

Molecular Formula:

C₃₂H₁₆CuN₈

Molecular Weight:

576.08

Specification Sheet SDS
Beryllon III

Synonym:

5-(4-Diethylamino-2-hydroxyphenylazo)-4-hydroxynaphthalene-2,7-disulfonic acid sodium salt

Catalog Number:

38581

CAS Number:

3627-04-1

MDL NO:

MFCD00070629

Molecular Formula:

C₂₀H₂₀N₃NaO₈S₂

Molecular Weight:

517.5

Specification Sheet SDS
Direct blue 6

Grade:

CI 22610

Purity:

≥ 75%

Synonym:

Benzo blue 2B

Catalog Number:

38556

Grade:

CI 22610

CAS Number:

2602-46-2

Purity Limit:

≥ 75%

MDL NO:

MFCD00068426

Molecular Formula:

C₃₂H₂₀N₆Na₄O₁₄S₄

Molecular Weight:

932.74

Specification Sheet SDS
Pigment blue 15

Grade:

CI 74160

Purity:

≥ 98% (Assay by titration)

Synonym:

Phthalocyanine blue

Catalog Number:

38528

Grade:

CI 74160

CAS Number:

147-14-8

Purity Limit:

≥ 98% (Assay by titration)

MDL NO:

MFCD00010719

Molecular Formula:

C₃₂H₁₆CuN₈

Molecular Weight:

576.08

SDS
Disperse blue 14

Grade:

CI 61500

Synonym:

1,4-Bis(methylamino)anthraquinone

Catalog Number:

38551

Grade:

CI 61500

CAS Number:

2475-44-7

MDL NO:

MFCD00001198

Molecular Formula:

C₁₆H₁₄N₂O₂

Molecular Weight:

266.3

Specification Sheet SDS
TNBT diformazan

Hazmat

Synonym:

1,1'-(3,3'-Dimethoxy-4,4'-diphenylene)bis-3,5-di(p-nitrophenyl)diformazan

Hazmat

Catalog Number:

38538

CAS Number:

19333-63-2

MDL NO:

MFCD00059831

Molecular Formula:

C₄₀H₃₀N₁₂O₁₀

Molecular Weight:

838.75

Specification Sheet SDS
Quinacridone

Grade:

CI 46500

Purity:

≥ 93% (N)

Synonym:

5,12-Dihydroquino[2,3-b]acridine-7,14-dione

Catalog Number:

38503

Grade:

CI 46500

CAS Number:

1047-16-1

Purity Limit:

≥ 93% (N)

MDL NO:

MFCD00059956

Molecular Formula:

C₂₀H₁₂N₂O₂

Molecular Weight:

312.33

Specification Sheet SDS
Azocal A [for Calcium determination]

Grade:

CI 16105

Catalog Number:

38537

Grade:

CI 16105

CAS Number:

1836-22-2

MDL NO:

MFCD00046379

Molecular Formula:

C₁₇H₉N₂Na₃O₉S₂

Molecular Weight:

518.35

Specification Sheet SDS
6-Nitrofluorescein (isomer II)

Purity:

≥ 98% (Assay by titration)

Synonym:

6-Nitro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-(9H)xanthen]-3-one (isomer II)

Catalog Number:

38559

CAS Number:

27402-68-2

Purity Limit:

≥ 98% (Assay by titration)

MDL NO:

MFCD00059694

Molecular Formula:

C₂₀H₁₁NO₇

Molecular Weight:

377.31

Specification Sheet SDS
4-(Diethylamino)azobenzene

Grade:

CI 11021

Purity:

≥ 97% (Assay by titration , HPLC)

Synonym:

Solvent yellow 56

Catalog Number:

38552

Grade:

CI 11021

CAS Number:

2481-94-9

Purity Limit:

≥ 97% (Assay by titration , HPLC)

MDL NO:

MFCD00009043

Molecular Formula:

C₁₆H₁₉N₃

Molecular Weight:

253.35

Specification Sheet SDS
Oil orange SS

Grade:

CI 12100

Synonym:

Solvent orange 2

Catalog Number:

38558

Grade:

CI 12100

CAS Number:

2646-17-5

MDL NO:

MFCD00059523

Molecular Formula:

C₁₇H₁₄N₂O

Molecular Weight:

262.31

Specification Sheet SDS
Pinakryptol yellow

Catalog Number:

38555

CAS Number:

25910-85-4

MDL NO:

MFCD00011967

Molecular Formula:

C₂₁H₂₂N₂O₇S

Molecular Weight:

446.47

Specification Sheet SDS
Basic blue 1

Grade:

CI 42025

Purity:

≥ 90% (HPLC)

Synonym:

Primocyanine 6GX

Catalog Number:

38574

Grade:

CI 42025

CAS Number:

3521-06-0

Purity Limit:

≥ 90% (HPLC)

MDL NO:

MFCD00050260

Molecular Formula:

C₂₃H₂₄Cl₂N₂

Molecular Weight:

399.36

Specification Sheet SDS
Pyrazolone orange

Grade:

CI 21110

Synonym:

Pigment orange 13

Catalog Number:

38573

Grade:

CI 21110

CAS Number:

3520-72-7

MDL NO:

MFCD00059727

Molecular Formula:

C₃₂H₂₄Cl₂N₈O₂

Molecular Weight:

623.5

Specification Sheet SDS
Acid red 88

Grade:

CI 15620

Synonym:

Echt rot

Catalog Number:

38533

Grade:

CI 15620

CAS Number:

1658-56-6

MDL NO:

MFCD00004070

Molecular Formula:

C₂₀H₁₃N₂NaO₄S

Molecular Weight:

400.38

Specification Sheet SDS
Oralith brilliant pink R

Grade:

CI 73360

Purity:

≥ 95%

Synonym:

Threne brilliant pink R

Catalog Number:

38545

Grade:

CI 73360

CAS Number:

2379-74-0

Purity Limit:

≥ 95%

MDL NO:

MFCD00059165

Molecular Formula:

C₁₈H₁₀Cl₂O₂S₂

Molecular Weight:

393.3

Specification Sheet SDS
4,5,6,7-Tetrabromophenolphthalein

Purity:

≥ 80% (Assay by titration)

Catalog Number:

38521

CAS Number:

13027-28-6

Purity Limit:

≥ 80% (Assay by titration)

MDL NO:

MFCD00047314

Molecular Formula:

C₂₀H₁₀Br₄O₄

Molecular Weight:

633.91

Specification Sheet SDS
Xylenol orange

Synonym:

3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonphthalein disodium salt

Catalog Number:

38511

CAS Number:

1202864-39-8

Molecular Formula:

C₃₁H₃₀N₂Na₂O₁₃S

Molecular Weight:

716.62

Specification Sheet SDS
Copper(II) phthalocyanine (b-form)

Grade:

CI 74160

Purity:

≥ 93% (Assay by titration)

Synonym:

Phthalocyanine copper(II) (b-form)

Catalog Number:

38531

Grade:

CI 74160

CAS Number:

147-14-8

Purity Limit:

≥ 93% (Assay by titration)

MDL NO:

MFCD00010719

Molecular Formula:

C₃₂H₁₆CuN₈

Molecular Weight:

576.08

Specification Sheet SDS
6'-(Diethylamino)-1',3'-dimethylfluoran

Purity:

≥ 98% (Assay by titration , HPLC)

Catalog Number:

38543

CAS Number:

21934-68-9

Purity Limit:

≥ 98% (Assay by titration , HPLC)

MDL NO:

MFCD08276349

Molecular Formula:

C₂₆H₂₅NO₃

Molecular Weight:

399.49

Specification Sheet SDS
Acid violet 3

Grade:

CI 16580

Synonym:

3-(4-Aminophenylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt

Catalog Number:

38534

Grade:

CI 16580

CAS Number:

1681-60-3

MDL NO:

MFCD00049380

Molecular Formula:

C₁₆H₁₁N₃Na₂O₈S₂

Molecular Weight:

483.38

Specification Sheet SDS

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