Cefaclor Impurity 33
Cat. no. C4X-127033 Formula C15H14ClN3O5S
MW 383.81
In stock
Cefaclor Impurity 33 is supplied by CATO as a reference standard for analytical method development, qualification and routine testing. Every lot is accompanied by a batch certificate of analysis; the analytical data used to assign the content or purity is stated on that certificate. Tell us the pack size and the quantity you need and we will confirm availability, documentation and lead time.
Pack sizes and lead time
| Pack size | Availability | Quote |
|---|---|---|
| 10 mg | In stock | |
| 20 mg | In stock | |
| 25 mg | In stock | |
| 40 mg | In stock | |
| 50 mg | 10 days | |
| 100 mg | 10 days | |
| 150 mg | 14 days | |
| 250 mg | 12 days |
Content and purity for each pack size are stated per lot on the certificate of
analysis. Prices are quoted per enquiry so that pack size, documentation and shipping requirements
can be confirmed together — no price is published on this site.
What the documents contain
- Certificate of analysis — issued per lot: catalogue and lot number, the value assigned to the material and the analytical basis for it.
- Safety data sheet — supplied for the catalogue item, and the basis for the transport classification used on the shipment.
- Storage and shipping conditions for this item: -20℃±5℃, Shipping with Ice Packs.
Frequently asked questions
Is a certificate of analysis (COA) available for Cefaclor Impurity 33?
Yes. A batch-specific COA and the MSDS are issued for every lot of Cefaclor Impurity 33 (catalogue number C4X-127033). Use the COA link on this page, or email [email protected] with the lot number printed on your label and we will send the matching document.
What pack sizes and lead times are offered?
Pack sizes 10 mg, 20 mg, 25 mg, 40 mg are held in stock and typically ship within 1–2 working days Other sizes (50 mg, 100 mg, 150 mg, 250 mg) are quoted with a lead time of approximately 10 days, 14 days, 12 days.
How is the purity of Cefaclor Impurity 33 documented?
Purity is determined per batch and stated on the COA together with the analytical data used for its assignment. If your method requires a specific grade or a particular pharmacopoeial naming, tell us the requirement when you enquire and we will confirm suitability.
Can you supply a larger quantity or a custom synthesis?
Yes. Quantities above the listed pack sizes are quoted on request, and custom synthesis or isolation from related starting materials can be discussed for compounds not held in stock. Contact [email protected] with the target quantity and required delivery date.
How is Cefaclor Impurity 33 shipped?
Shipping conditions for this item: Shipping with Ice Packs. Shipments are packed to maintain the specified storage condition, and the SDS is provided for transport classification.
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