Tosoh AIA-PACK T4 Sample Diluting Solution — AIA-360 / 600 II / 900 (Cat. No. 0020558)

What is it:

The Tosoh AIA-PACK T4 Sample Diluting Solution is a genuine Tosoh diluent used to extend the measurement range of the Total Thyroxine (T4) assay on Tosoh AIA analyzers.

Part numbers:

• Cat. No.: 0020558
• Also searchable as (previous Tosoh part numbers): 020558, 20558

What it's used for:

Labs use this diluent to manually dilute patient samples with T4 concentrations exceeding the assay's upper measurement limit, allowing accurate quantification of high-level results without a rerun on a different platform.

What's included:

4 x 4 mL diluent. Manufactured by Tosoh Corporation.

Compatible analyzers:

• Tosoh AIA-360
• Tosoh AIA-600 II
• Tosoh AIA-900

Storage & shipping:

Contact us before ordering if you have a deadline — we'll confirm availability upfront so you know exactly when it'll arrive.

Why labs order from Transperify:

• ✅ Genuine Tosoh AIA-PACK diluting solution, correct Cat. No. guaranteed
• ✅ Transparent pricing — no login required to see cost
• ✅ Competitively priced (typically below major distributor list pricing)
• ✅ Fast, reliable U.S. fulfillment
• ✅ Easy reorder for high-value T4 sample dilution

👉 Add to cart above, or browse our full [Tosoh AIA catalog] for more reagents, calibrators, and consumables.

Questions about compatibility or your reorder? 📩 customersupport@transperify.com

FAQs:

What is the Tosoh AIA-PACK T4 Sample Diluting Solution used for?

It dilutes patient samples with T4 levels above the assay's upper measurement limit, so high results can be accurately quantified.

How much diluent is included?

4 x 4 mL per kit.

Which analyzers is Cat. No. 0020558 compatible with?

The AIA-360, AIA-600 II, and AIA-900.