Reference Substances

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Reference Substances

Rehmannioside A

Article number:

7500984

CAS-No.:

81720-05-0

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Reference Substances

Rehmannioside D

Article number:

7500985

CAS-No.:

81720-08-3

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Reference Substances

Resibufogenin

Article number:

7500618

CAS-No.:

465-39-4

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Reference Substances

Resiniferatoxin

Article number:

7500055

CAS-No.:

57444-62-9

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Reference Substances

Resveratrol

Article number:

7500705

CAS-No.:

501-36-0

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Phytochemicals, Pyrrolizidine alkaloids, Reference Substances

Retronecin N-oxide

Article number:

7501758

CAS-No.:

6870-33-3

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N OH OH
Pyrrolizidine alkaloids, Reference Substances

Retronecine

Article number:

7501754

CAS-No.:

480-85-3

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Phytochemicals, Pyrrolizidine alkaloids, Reference Substances

Retrorsine

Article number:

7500659

CAS-No.:

480-54-6

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Phytochemicals, Pyrrolizidine alkaloids, Reference Substances

Retrorsine N-oxide

Article number:

7500347

CAS-No.:

15503-86-3

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OH O OH OH O O HO
Reference Substances

Rhamnetin

Article number:

7501708

CAS-No.:

90-19-7

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Reference Substances

Rhamnose hydrate

Article number:

7500555

CAS-No.:

3615-41-6

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Reference Substances

Rhaponticin

Article number:

7500348

CAS-No.:

155-58-8

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Reference Substances

With more than 1200 substances (reference substances) Cfm Oskar Tropitzsch GmbH offers a broad range of herbal reference standards for the natural products chemistry. The portfolio consists substances from all classes of natural substances and nearly all natural compounds, listed in the European Pharmacopeia and the US Pharmacopeia (USP). Phyto-reference substances

  • Highest purity
  • Comprehensive Documentation

Custom isolation:

The development in the phytochemistry and the linked analytic is growing every day. If you are searching for a new substance, which is not listed in our reference standard portfolio, please do not hesitate to contact us. Together with our qualified partners from all over the world, we will check the availability and source the requested product for you.

Phytochemicals