Chapter 38 · Miscellaneous chemical products

HSN code 3822 — chemicals list

28,461 products in our catalogue fall under HSN heading 3822. Eight-digit codes shown are indicative. Your customs broker confirms final classification.

Reference Standard

Topiramate Azidosulfate

CAS: 106881-35-0
Formula: C₁₂H₁₉N₃O₈S
MW: 365.36 g/mol

VQ-034355

Reference Standard

Topiramate Didesacetal Impurity

CAS: 106881-42-9
Formula: C₆H₁₃NO₈S
MW: 259.24 g/mol

VQ-034353

Reference Standard

Topiramate EP Impurity A

CAS: 20880-92-6
Formula: C₁₂H₂₀O₆
MW: 260.28 g/mol

VQ-028460

Reference Standard

Topiramate EP Impurity B

CAS: 876403-98-4
Formula: C₁₇H₃₀N₂O₉S
MW: 438.5 g/mol

VQ-028463

Reference Standard

Topiramate EP Impurity C

CAS: 106881-41-8
Formula: C₉H₁₇NO₈S
MW: 299.3 g/mol

VQ-034357

Reference Standard

Topiramate EP Impurity D

CAS: 950603-46-0
Formula: C₂₅H₃₉NO₁₅S
MW: 625.6 g/mol

VQ-028462

Reference Standard

Topiramate EP Impurity E

CAS: 6347-01-9
Formula: C₆H₁₂O₆
MW: 180.16 g/mol

VQ-042608

Reference Standard

Topiramate Impurity 8

CAS: 83541-86-0
Formula: C₉H₁₆O₆
MW: 220.22 g/mol

VQ-042610

Reference Standard

Topiramate impurity C

CAS: 150609-95-3
Formula: C₁₂H₁₉ClO₈S
MW: 358.79 g/mol

VQ-034354

Reference Standard

Topiramate Impurity D

CAS: 25018-67-1
Formula: C₁₂H₂₀O₆
MW: 260.28 g/mol

VQ-034356

Reference Standard

Topiramate N-Methyl Impurity

CAS: 97240-80-7
Formula: C₁₃H₂₃NO₈S
MW: 353.39 g/mol

VQ-023918

Reference Standard

Topiramate WS

CAS: 97240-79-4
Formula: C₁₂H₂₁NO₈S
MW: 339.36 g/mol

In stock

Reference Standard

Topiramate-d12

CAS: 1279037-95-4
Formula: C₁₂H₂₁NO₈S
MW: 351.44 g/mol

VQ-042611

Reference Standard

Topiroxostat

CAS: 577778-58-6
Formula: C₁₃H₈N₆
MW: 248.24 g/mol

VQ-034362

Reference Standard

Topotecan Acid Sodium Salt

CAS: 123949-08-6
Formula: C₂₃H₂₄N₃NaO₆
MW: 461.4 g/mol

VQ-042615

Reference Standard

Topotecan Hydrochloride

CAS: 119413-54-6
Formula: C₂₃H₂₄ClN₃O₅
MW: 457.9 g/mol

VQ-034363

Reference Standard

Topovale

CAS: 500214-53-9
Formula: C₂₃H₂₃N₃O₅
MW: 421.4 g/mol

VQ-036105

Reference Standard

Torasemide

CAS: 56211-40-6
Formula: C₁₆H₂₀N₄O₃S
MW: 348.4 g/mol

In stock

Reference Standard

Torasemide EP Impurity A

CAS: 72810-61-8
Formula: C₁₃H₁₁N₃O₃S
MW: 289.31 g/mol

VQ-023923

Reference Standard

Torasemide EP Impurity B

CAS: 72811-73-5
Formula: C₁₂H₁₃N₃O₂S
MW: 263.32 g/mol

VQ-023921

Reference Standard

Torasemide EP Impurity C

CAS: 58155-35-4
Formula: C₁₅H₁₈N₄O₃S
MW: 334.4 g/mol

VQ-023922

Reference Standard

Torasemide EP Impurity D

CAS: 160972-33-8
Formula: C₁₇H₂₂N₄O₃S
MW: 362.4 g/mol

VQ-023920

Reference Standard

Torasemide EP Impurity E

CAS: 72810-57-2
Formula: C₁₅H₁₇N₃O₄S
MW: 335.4 g/mol

VQ-023919

Reference Standard

Toremifene Impurity-C (E Isomer)

CAS: 89778-29-0
Formula: C₂₆H₂₈ClNO
MW: 406 g/mol

In stock

Reference Standard

Toremifene Impurity-C (Stage-1) (E and Z-Isomer Mixture)

CAS: 89778-42-7
Formula: C₂₂H₁₉ClO
MW: 334.8 g/mol

In stock

Reference Standard

Toremifene Impurity-C (Z Isomer)

CAS: 89778-26-7
Formula: C₂₆H₂₈ClNO
MW: 406 g/mol

In stock

Reference Standard

Toremifene N-Oxide

CAS: 163130-29-8
Formula: C₂₆H₂₈ClNO₂
MW: 422 g/mol

VQ-042620

Reference Standard

Torsemide carboxylic acid

CAS: 113844-99-8
Formula: C₁₆H₁₈N₄O₅S
MW: 378.4 g/mol

VQ-034369

Reference Standard

Torsemide N-Oxide

CAS: 58154-83-9
Formula: C₁₆H₂₀N₄O₄S
MW: 364.4 g/mol

VQ-028469

Reference Standard

Torsemide-d7

CAS: 1189375-06-1
Formula: C₁₆H₂₀N₄O₃S
MW: 355.5 g/mol

VQ-042627

Total hardness indicator tablets

Cat. No.: VQ-011605

VQ-011605

Reference Standard

Tovorafenib

CAS: 1096708-71-2
Formula: C₁₇H₁₂Cl₂F₃N₇O₂S
MW: 506.3 g/mol

In stock

Reference Standard

Tovorafenib Acetyl Thiazole Impurity

CAS: 1095825-46-9
Formula: C₁₂H₇ClF₃N₃O₂S
MW: 349.72 g/mol

VQ-042629

Reference Standard

Toxaphene

CAS: 8001-35-2
Formula: C₁₀H₈Cl₈
MW: 411.8 g/mol

VQ-043685

Reference Standard

Toxaphene Impurity 1

CAS: 142534-71-2
Formula: C₁₀H₁₀Cl₈
MW: 413.8 g/mol

VQ-045208

Reference Standard

Toxaphene Impurity 3

CAS: 154159-06-5
Formula: C₁₀H₉Cl₉
MW: 448.2 g/mol

VQ-045207

Reference Standard

Toxopyrimidine

CAS: 73-67-6
Formula: C₆H₉N₃O
MW: 139.16 g/mol

VQ-027102

Reference Standard

Trabectedin

CAS: 114899-77-3
Formula: C₃₉H₄₃N₃O₁₁S
MW: 761.8 g/mol

VQ-034371

Reference Standard

Trabectedin impurity A

CAS: 493024-42-3
Formula: C₃₇H₄₁N₃O₁₀S
MW: 719.8 g/mol

VQ-034372

Reference Standard

Trabectedin impurity B (sulfoxide)

CAS: 631920-73-5
Formula: C₃₉H₄₃N₃O₁₂S
MW: 777.8 g/mol

VQ-034373

Reference Standard

Trabectedin impurity E (14-Keto)

CAS: 1376626-08-2
Formula: C₃₉H₄₁N₃O₁₁S
MW: 759.8 g/mol

VQ-034375

Reference Standard

Trabectedin impurity F (14-des hydroxy)

CAS: 114899-28-4
Formula: C₃₉H₄₃N₃O₁₀S
MW: 745.8 g/mol

VQ-042635

Reference Standard

Tramadol

CAS: 27203-92-5
Formula: C₁₆H₂₅NO₂
MW: 263.37 g/mol

VQ-007811

Reference Standard

Tramadol EP Impurity A

CAS: 152538-36-8
Formula: C₁₆H₂₅NO₂
MW: 263.37 g/mol

In stock

Reference Standard

Tramadol EP Impurity A (Hydrochloride Salt)

CAS: 73806-49-2
Formula: C₁₆H₂₆ClNO₂
MW: 299.83 g/mol

VQ-006742

Reference Standard

Tramadol EP Impurity B

CAS: 66170-32-9
Formula: C₁₆H₂₄ClNO
MW: 281.82 g/mol

VQ-034377

Reference Standard

Tramadol EP Impurity C

CAS: 192384-41-1
Formula: C₁₆H₂₃NO
MW: 245.36 g/mol

VQ-044856

Reference Standard

Tramadol EP Impurity C Hydrochloride

CAS: 66170-31-8
Formula: C₁₆H₂₄ClNO
MW: 281.82 g/mol

VQ-042637

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HSN code 3822 — chemicals list