Prova S1 In development

Capture what you can't see.

Learn more Order V1, get the S1 demo kit

Prova S1: a microscope slide with a frosted label end and a glowing status light at the seam above clear glass

S1 is in development and not for sale.

Available now

Prova V1 Temperature verification slides for Roche BenchMark stainers.

The 90-day heating-pad check Roche specifies, documented drawer by drawer. The record 42 CFR §493.1254(a) and CAP COM.30600 ask for, in one box.

Free shipping
Purchase orders, Net 30
Government purchase cards
S1 demo kit included

Which stainers are you checking?

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One slide per heating pad, every 90 days, as each instrument's user guide specifies.

BenchMark ULTRA / ULTRA PLUS30 heating pads · 3 boxes per check

BenchMark Special Stains20 heating pads · 2 boxes per check

BenchMark GX20 heating pads · 2 boxes per check

RUODISCOVERY ULTRA30 heating pads · 3 boxes per check

Boxes10 slides each

How often?

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One-timeShip this order once. Every 90 daysShips ahead of each check. Priced on boxes per year.

Price per box

$6001–2 boxes

$5703–11 boxes

$52512 or more

3 boxes, 30 slides: $1,710.00
Price per box: $570
Shipping: Free
Prova S1 demo kit: Included
Total: $1,710.00

Sales tax is added at payment where it applies.

Have a contract price or a budget?

Tell us your price per box. We hold the order and confirm the price by email before anything ships or is charged.

Your price per box, in dollars Contract or GPO optional

Contact and shipping

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Work email Full name Phone optional Lab or institution Street address Suite, room or attention optional City

State ZIP

Pay with

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CardWe email a secure payment link after we receive your order. Purchase orderWe invoice your lab on Net 30 terms.

This order is tax-exempt

Free shipping. Your S1 demo kit ships as S1 becomes available, one per lab.

Order received.

We'll email your invoice shortly.

While you wait, meet S1

Read the result

Two indicator windows: one changes at 93 °C, the other at 99 °C.

Pass93 °C changed, 99 °C did not. The pad reached 93 °C and stayed under 99 °C.

Too coolNeither changed. The pad never reached 93 °C.

Too hotBoth changed. The pad went past 99 °C.

Changed windows turn dark. Diagram shows indicator logic, not exact colors. See the product manual for your lot.

In the box

Ten slides, a lifting tool and Log Assist sheets. After each run, peel the slide's result label onto the Log Assist sheet by drawer position, and the evidence stays with your maintenance log.

Open Prova V1 box with ten slides, lifting tool and Log Assist sheets

Product manual Log Assist sheet (PDF)

On the stainer

One V1 per heating pad, loaded drawer by drawer.

Rendered sequence.

The other 89 days

Four checks a year. Or every run.

One heating pad, one year. V1 proves it on four days. S1 is being built to record it on every run in between.

BenchMark ULTRA · Pad 14 · 2026

4days with a record

361days with no record

0excursions caught between checks

Illustrative year for one heating pad on a lab running six days a week. V1 dates follow the 90-day check. S1 is in development and not for sale; values are design targets, not measured results.