For sale is one lot of (4 each) model 2025I Sequential Air Samplers (Thermo Scientific serial numbers). The
samplers were retired from service from an ambient monitoring network for unspecified reasons. Some have
missing parts. All are offered “as is” to the buyer. A picture of each sampler in the lot is included. Serial numbers
of the samplers are:
Item Description

Serial Number

2025I 20713 1410

2025I 20343 1212

2025I 20344 1212

2025I 20708 1410

This sampler is designed to be outside. It can be configured to measure either PM10 (particles with a
diameter of 10 micrometers or less) or PM2.5 (particles with a diameter of 2.5 micrometers or less.) The
PM2.5 configuration uses a WINS impactor or VSCC (not included). This impactor is replaced by a straight
“pass through adaptor tube” in PM10 configuration.

Dimensions of the sampler housing (with temperature sensor, rain hoods, bulkhead, sample tube and
PM10 inlet excluded) are: 16" Deep X 31" High X 28" Wide. Weight 100 lbs.

Advance notice of at least 24-hours is required for all pickups and inspections. The address is:

660 Liberty Way, Bay B North Liberty, IA 52317

There is no loading dock. The Buyer/Agent will need to provide all pallets, packing materials, any other
items needed to safely pack the purchased items and lift truck/transportation. Appointments after the sale
are for PICKUP ONLY.

The Buyer/Agent will also need to sign the “Bill of Sale” for proof of pickup to be transmitted to the
DNR. The “Bill of Sale” must be signed before the items can be removed from the facility. If using a
third-party Agent, Buyer must provide Agent and State Hygienic Laboratory (SHL) with a copy (email or
fax) including their signed authorization to release said items.

State Hygienic Lab Contact Information

william-christensen@uiowa.edu

louis-seaba@uiowa.edu

paul-hall@uiowa.edu

319-335-4500 phone

319-335-4555 fax