Ethephon impurities and related standards
17 reference standards related to Ethephon held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.
In this group: 16 impurity reference standards · 1 stable isotope labelled standard. CAS numbers are listed for 17 of 17; 14 entries carry a structure drawing.
On this page
17 reference standards
All entries — structure, identifiers and pack sizes
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Ethephon 13C2
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Ethephon Impurity 4
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Ethephon Impurity 5
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Ethephon Impurity 6
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Ethephon Impurity 8
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Ethephon Impurity 12
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Ethephon Impurity 26
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Ethephon Impurity 27
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Ethephon Impurity 28
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Ethephon Impurity 29
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Ethephon Impurity 30
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Ethephon Impurity 34
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Ethephon Impurity 35
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Ethephon Impurity 36
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Ethephon Impurity 37
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Ethephon Impurity 38
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Ethephon Impurity 40
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17 reference standards
Frequently asked
How many Ethephon-related reference standards do you hold?
17 standards are listed on this page as of the latest catalogue build. CAS numbers are published for 17 of them and 14 entries carry a structure drawing. The catalogue is extended as new lots are released.
Can you supply an Ethephon impurity that is not listed here?
Yes. Non-compendial impurities can be quoted from a structure — a CAS number is not required. Send the structure, a SMILES string or the parent drug substance with your enquiry and we will come back with availability.
What documentation is supplied with Ethephon impurities?
Every lot ships with its own certificate of analysis. The certificate records the catalogue number, the batch number, the tests performed, the specification applied and the result obtained for that lot. A safety data sheet is supplied with the shipment.
Do you publish prices or a lead time for Ethephon impurities?
No price list is published: quotations are prepared per enquiry, because availability and packing depend on the lot and the quantity you need. Send the catalogue number and the quantity and a technical contact will answer with availability and a quotation.
Cannot find the impurity you need? Non-compendial impurities can be quoted from a structure — a CAS number is not required. Write to sales@rssechem.com.













