Chapter 32 · Tanning or dyeing extracts, dyes, pigments and other colouring matter, paints, varnishes and inks

HS 3204: synthetic dyes and fluorescent brighteners

222 catalogue products are classified under heading 3204. Dyes, stains, indicators and pigments used in the lab and in industry.

32049000 11732041329 732041259 632041251 532041349 532041351 532041979 532041211 432041341 432041342 432041421 432041929 432041216 332041219 332041299 332041361 332041391 332041399 332041213 232041268 232041310 232041321 232041339 232041343 2

Products under HS 3204

97–144 of 222 products

Fluorescein diacetate

CAS: 596-09-8
Formula: C₂₄H₁₆O₇
MW: 416.4 g/mol

ZX-000588

Fluorescein diacetate, AR

CAS: 596-09-8
Formula: C₂₄H₁₆O₇
MW: 416.4 g/mol

ZX-037931

Fluorescein isothiocyanate isomer I, ≥97.5% purity (HPLC), powder

CAS: 3326-32-7
Formula: C₂₁H₁₁NO₅S
MW: 389.4 g/mol

ZX-003333

Fluorescein isothiocyanate isomer I, 90% (HPLC)

CAS: 3326-32-7
Formula: C₂₁H₁₁NO₅S
MW: 389.4 g/mol

ZX-003332

Fluorescein isothiocyanate,10%

CAS: 3326-32-7
Formula: C₂₁H₁₁NO₅S
MW: 389.4 g/mol

ZX-003334

Fluoresceine sodium, indicator

CAS: 518-47-8
Formula: C₂₀H₁₀Na₂O₅
MW: 376.3 g/mol

ZX-000589

Fluoresceine, indicator

CAS: 2321-07-5
Formula: C₂₀H₁₂O₅
MW: 332.3 g/mol

ZX-000590

Fuchsin acid

CAS: 3244-88-0
Formula: C₂₀H₁₇N₃Na₂O₉S₃
MW: 585.5 g/mol

ZX-000592

Fuchsin acid, AR, for microscopy

CAS: 3244-88-0
Formula: C₂₀H₁₇N₃Na₂O₉S₃
MW: 585.5 g/mol

ZX-038429

Fuchsin basic

CAS: 632-99-5
Formula: C₂₀H₂₀ClN₃
MW: 337.8 g/mol

ZX-000593

Fuchsin basic, AR, for microscopy

CAS: 632-99-5
Formula: C₂₀H₂₀ClN₃
MW: 337.8 g/mol

ZX-037214

Gentian violet

CAS: 548-62-9
Formula: C₂₅H₃₀ClN₃
MW: 408 g/mol

ZX-000595

Gentian violet, GR

CAS: 548-62-9
Formula: C₂₅H₃₀ClN₃
MW: 408 g/mol

ZX-000596

Giemsa stain

CAS: 51811-82-6
Formula: C₁₄H₁₄ClN₃S
MW: 291.8 g/mol

ZX-000597

Giemsa stain certified by the Biological Stain Commission

CAS: 51811-82-6
Formula: C₁₄H₁₄ClN₃S
MW: 291.8 g/mol

ZX-000598

Giemsa stain, used as a blood stain

CAS: 51811-82-6
Formula: C₁₄H₁₄ClN₃S
MW: 291.8 g/mol

ZX-000599

Indigo carmine, GR

CAS: 860-22-0
Formula: C₁₆H₈N₂Na₂O₈S₂
MW: 466.4 g/mol

ZX-000602

Isatoic anhydride, 99%

CAS: 118-48-9
Formula: C₈H₅NO₃
MW: 163.13 g/mol

ZX-018080

Janus green B

CAS: 2869-83-2
Formula: C₃₀H₃₁ClN₆
MW: 511.1 g/mol

ZX-000604

Janus green B solution

CAS: 2869-83-2
Formula: C₃₀H₃₁ClN₆
MW: 511.1 g/mol

ZX-037239

Jenner's stain

CAS: 62851-42-7

ZX-000605

Lacmoid (pH indicator)

CAS: 33869-21-5
Formula: C₂₄H₁₆N₂O₆
MW: 428.4 g/mol

ZX-000380

Leishman's stain

CAS: 12627-53-1

ZX-000606

Leishman's stain, solution

CAS: 12627-53-1

ZX-003585

Light green

CAS: 5141-20-8
Formula: C₃₇H₃₄N₂Na₂O₉S₃
MW: 792.9 g/mol

ZX-000609

Light green SF yellowish

CAS: 5141-20-8
Formula: C₃₇H₃₄N₂Na₂O₉S₃
MW: 792.9 g/mol

ZX-000610

Light green, AR

CAS: 5141-20-8
Formula: C₃₇H₃₄N₂Na₂O₉S₃
MW: 792.9 g/mol

ZX-037398

Lissamine fast yellow (C.I. 18965)

CAS: 6359-98-4
Formula: C₁₆H₁₀Cl₂N₄Na₂O₇S₂
MW: 551.3 g/mol

ZX-018902

Lissamine green, redox indicator

CAS: 3087-16-9
Formula: C₂₇H₂₅N₂NaO₇S₂
MW: 576.6 g/mol

ZX-000611

Lissamine red (C.I. 18055), for microscopy

CAS: 4321-69-1
Formula: C₂₀H₁₆N₄Na₂O₉S₂
MW: 566.5 g/mol

ZX-019685

Magneson I, GR indicator

CAS: 74-39-5
Formula: C₁₂H₉N₃O₄
MW: 259.22 g/mol

ZX-000613

Magneson I, practical grade

CAS: 74-39-5
Formula: C₁₂H₉N₃O₄
MW: 259.22 g/mol

ZX-038271

Malachite green

CAS: 2437-29-8
Formula: C₅₂H₅₄N₄O₁₂
MW: 927 g/mol

ZX-000615

Malachite green 1% aqueous solution staining solution

CAS: 2437-29-8
Formula: C₅₂H₅₄N₄O₁₂
MW: 927 g/mol

ZX-037266

Malachite green, extra pure

CAS: 2437-29-8
Formula: C₅₂H₅₄N₄O₁₂
MW: 927 g/mol

ZX-038483

May & grunwald's stain powder

ZX-000617

Metanil yellow, practical grade

CAS: 587-98-4
Formula: C₁₈H₁₄N₃NaO₃S
MW: 375.4 g/mol

ZX-037066

Methyl blue

CAS: 28983-56-4
Formula: C₃₇H₂₈N₃Na₂O₉S₃⁺
MW: 800.8 g/mol

ZX-000620

Methyl purple

CAS: 1340-02-9
Formula: C₆₇H₆₂N₈Na₄O₁₄S₃
MW: 1391.4 g/mol

ZX-000623

Methyl thymol blue complexone

CAS: 1945-77-3
Formula: C₃₇H₄₀N₂Na₄O₁₃S
MW: 844.7 g/mol

ZX-000627

Methyl thymol blue, GR

CAS: 1945-77-3
Formula: C₃₇H₄₀N₂Na₄O₁₃S
MW: 844.7 g/mol

ZX-000628

Methyl violet staining solution

CAS: 8004-87-3

ZX-003597

Methyl violet, for microscopy, pH 0.1-2.0

CAS: 8004-87-3
Formula: C₂₄H₂₈N₃Cl
MW: 393.96 g/mol

ZX-000629

Methyl violet, indicator

CAS: 8004-87-3

ZX-000630

Methylene blue

CAS: 122965-43-9
Formula: C₁₆H₂₀ClN₃OS
MW: 337.9 g/mol

ZX-000631

Methylene blue, GR

CAS: 122965-43-9
Formula: C₁₆H₂₀ClN₃OS
MW: 337.9 g/mol

ZX-000632

Methylene blue, polychrome

CAS: 61-73-4
Formula: C₁₆H₁₈ClN₃S
MW: 319.9 g/mol

ZX-000634

Methylene blue, polychrome, AR, for microscopy

CAS: 61-73-4
Formula: C₁₆H₁₈ClN₃S
MW: 319.9 g/mol

ZX-038662

Other headings in chapter 32

3201Vegetable tanning extracts3 3203Natural colouring matter6 3212Pigment dispersions and retail dyes22

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