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

Riboflavin EP Impurity D

CAS: 52134-62-0
Formula: C₁₇H₂₀N₄O₇
MW: 392.4 g/mol

VQ-034892

Reference Standard

Riboflavin Impurity 3

CAS: 64480-68-8
Formula: C₁₆H₂₀N₂O₇
MW: 352.34 g/mol

VQ-034660

Reference Standard

Riboflavin Sodium Phosphate EP Impurity A

CAS: 86108-27-2
Formula: C₁₇H₂₂N₄O₁₂P₂
MW: 536.3 g/mol

VQ-028730

Reference Standard

Riboflavin Sodium Phosphate EP Impurity B

CAS: 86108-26-1
Formula: C₁₇H₂₂N₄O₁₂P₂
MW: 536.3 g/mol

VQ-024022

Reference Standard

Riboflavin Sodium Phosphate EP Impurity C

CAS: 86108-25-0
Formula: C₁₇H₂₂N₄O₁₂P₂
MW: 536.3 g/mol

VQ-028727

Reference Standard

Riboflavin Sodium Phosphate Salt

CAS: 130-40-5
Formula: C₁₇H₂₀N₄NaO₉P
MW: 478.3 g/mol

In stock

LR / Spectroscopy

Riboflavin Sodium Phosphate Salt, LR, for spectroscopy 73.00–79.00%

CAS: 130-40-5
Formula: C₁₇H₂₀N₄NaO₉P
MW: 478.3 g/mol

VQ-046876

Reference Standard

Riboflavin Tetrabutyrate

CAS: 752-56-7
Formula: C₃₃H₄₄N₄O₁₀
MW: 656.7 g/mol

VQ-035087

Reference Standard

Riboflavin-3'-Phosphate

CAS: 80400-93-7
Formula: C₁₇H₂₁N₄O₉P
MW: 456.3 g/mol

VQ-028728

Reference Standard

Riboflavin-4'-phosphate

CAS: 60697-29-2
Formula: C₁₇H₂₁N₄O₉P
MW: 456.3 g/mol

VQ-028729

Reference Standard

Riboflavin-4'-Phosphate Sodium

CAS: 494789-91-2
Formula: C₁₇H₂₀N₄NaO₉P
MW: 478.3 g/mol

VQ-042921

BP/USP/EP / Cell Cult…

Riboflavin, BP/USP/EP, cell culture tested

CAS: 83-88-5
Formula: C₁₇H₂₀N₄O₆
MW: 376.4 g/mol

VQ-046022

Cell Culture

Riboflavin, cell culture tested

CAS: 83-88-5
Formula: C₁₇H₂₀N₄O₆
MW: 376.4 g/mol

VQ-046370

Spectroscopy

Riboflavin, for spectroscopy ≥99.00%

CAS: 83-88-5
Formula: C₁₇H₂₀N₄O₆
MW: 376.4 g/mol

VQ-046758

Reference Standard

Ribostamycin

CAS: 25546-65-0
Formula: C₁₇H₃₄N₄O₁₀
MW: 454.5 g/mol

VQ-033534

Reference Standard

Ribostamycin Sulfate

CAS: 53797-35-6
Formula: C₁₇H₃₆N₄O₁₄S
MW: 552.6 g/mol

VQ-033533

Reference Standard

Ridinilazole

CAS: 308362-25-6
Formula: C₂₄H₁₆N₆
MW: 388.4 g/mol

VQ-027797

Reference Standard

Rifabutin

CAS: 72559-06-9
Formula: C₄₆H₆₂N₄O₁₁
MW: 847 g/mol

VQ-027798

Reference Standard

Rifabutin - Impurity D

CAS: 62041-01-4
Formula: C₃₇H₄₇N₃O₁₁
MW: 709.8 g/mol

VQ-027800

Reference Standard

Rifabutin EP Impurity A

CAS: 72544-16-2
Formula: C₉H₁₇NO
MW: 155.24 g/mol

VQ-027801

Reference Standard

Rifabutin EP Impurity B

CAS: 51756-80-0
Formula: C₃₇H₄₆N₂O₁₂
MW: 710.8 g/mol

VQ-027799

Reference Standard

Rifabutin EP Impurity C

CAS: 2241829-23-0
Formula: C₄₆H₆₀N₄O₁₁
MW: 845 g/mol

VQ-027802

Reference Standard

Rifabutin EP Impurity E

CAS: 100324-63-8
Formula: C₄₄H₆₀N₄O₁₀
MW: 804.97 g/mol

VQ-033535

Reference Standard

Rifabutin N-Oxide

CAS: 645406-37-7
Formula: C₄₆H₆₂N₄O₁₂
MW: 863 g/mol

VQ-034893

Reference Standard

Rifampicin N-Oxide

CAS: 125833-03-6
Formula: C₄₃H₅₈N₄O₁₃
MW: 838.9 g/mol

VQ-027804

Reference Standard

Rifampicin N-oxide

CAS: 51963-55-4
Formula: C₄₃H₅₈N₄O₁₃
MW: 838.9 g/mol

VQ-041902

Reference Standard

Rifampicin Quinone

CAS: 13983-13-6
Formula: C₄₃H₅₆N₄O₁₂
MW: 820.9 g/mol

VQ-027805

Reference Standard

Rifampicin-d3

CAS: 1262052-36-7
Formula: C₄₃H₅₈N₄O₁₂
MW: 826 g/mol

VQ-041898

Reference Standard

Rifamycin

CAS: 6998-60-3
Formula: C₃₇H₄₇NO₁₂
MW: 697.8 g/mol

VQ-033538

Reference Standard

Rifamycin B

CAS: 13929-35-6
Formula: C₃₉H₄₉NO₁₄
MW: 755.8 g/mol

VQ-027813

Reference Standard

Rifamycin O

CAS: 14487-05-9
Formula: C₃₉H₄₇NO₁₄
MW: 753.8 g/mol

VQ-027816

Reference Standard

Rifamycin R

CAS: 59264-04-9
Formula: C₃₇H₄₅NO₁₃
MW: 711.8 g/mol

VQ-041896

Reference Standard

Rifamycin S

CAS: 13553-79-2
Formula: C₃₇H₄₅NO₁₂
MW: 695.8 g/mol

VQ-027807

Reference Standard

Rifamycin sodium salt

CAS: 14897-39-3
Formula: C₃₇H₄₆NNaO₁₂
MW: 719.7 g/mol

VQ-027810

Reference Standard

Rifamycin Y

CAS: 15271-73-5
Formula: C₃₉H₄₇NO₁₅
MW: 769.8 g/mol

VQ-027811

Rifapentine, ≥98% (HPLC)

CAS: 61379-65-5
Formula: C₄₇H₆₄N₄O₁₂
MW: 877 g/mol

VQ-012534

Reference Standard

Rifaximin

CAS: 80621-81-4
Formula: C₄₃H₅₁N₃O₁₁
MW: 785.9 g/mol

In stock

Reference Standard

Rifaximin EP Impurity G

CAS: 80621-76-7
Formula: C₄₃H₄₉N₃O₁₁
MW: 783.9 g/mol

VQ-027814

Reference Standard

Rifaximin EP Impurity H

CAS: 1210022-90-4
Formula: C₄₃H₅₁N₃O₁₂
MW: 801.9 g/mol

VQ-027812

Reference Standard

Rifaximin Impurity 1

CAS: 1351775-04-6
Formula: C₄₃H₄₉N₃O₁₁
MW: 783.9 g/mol

VQ-033540

Reference Standard

Rifaximin Impurity 2

CAS: 1351775-03-5
Formula: C₄₃H₄₉N₃O₁₁
MW: 783.9 g/mol

VQ-027815

Reference Standard

Rifaximin-d6

CAS: 1262992-43-7
Formula: C₄₃H₅₁N₃O₁₁
MW: 791.9 g/mol

VQ-041903

Reference Standard

Rilmenidine

CAS: 54187-04-1
Formula: C₁₀H₁₆N₂O
MW: 180.25 g/mol

VQ-033541

Reference Standard

Rilmenidine Dihydrogen Phosphate

CAS: 85409-38-7
Formula: C₁₀H₁₉N₂O₅P
MW: 278.24 g/mol

VQ-041906

Reference Standard

Rilmenidine Impurity A

CAS: 54187-44-9
Formula: C₁₀H₁₈N₂O₂
MW: 198.26 g/mol

VQ-041907

Reference Standard

Rilpivirine

CAS: 500287-72-9
Formula: C₂₂H₁₈N₆
MW: 366.4 g/mol

VQ-007715

Reference Standard

Rilpivirine Amide Impurity 1

CAS: 500288-66-4
Formula: C₂₂H₂₀N₆O
MW: 384.4 g/mol

In stock

Reference Standard

Rilpivirine Amide Impurity(N-1)

CAS: 374067-85-3
Formula: C₁₉H₁₆BrN₅
MW: 394.3 g/mol

In stock

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HSN code 3822 — chemicals list