A02 Purchase Description -Cryostat Microtome 13 December .pdf

Purchase Description Acquisition of new Cryostat Microtome

Combat Capabilities Development Command (CCDC) Chemical Biological Center (CBC)

13 December 2023

1. Objective. The objective of this contract is to acquire a new Cryostat Microtome.

2. Description of Services or Supplies:

Instrumentation manufacturer shall build and ship to DEVCOM CCDC Chemical Biological Center (CBC) a fully integrated Cryostat Microtome with cryochamber and specimen cooling, deactivatable specimen retraction, UV lamp, vacuum system, motorized sectioning, and disposable blade holder.

The supplier will provide at minimum the following:

a. Freestanding cryostat with encapsulated, splash-proof microtome

b. Stainless-steel cryochamber with illumination

c. Cryochamber temperature range 0°C—35°C

d. Waste container for water collection

e. Handwheel manually lockable

f. Clamping system

g. Specimen retraction for manual mode

h. Motorized modes of operation

i. UVC lamp

j. Defrost system.

k. Vacuum system for stretching the sections.

l. Waste container for removal of debris

m. Microtome with roller guides for reproduceable high quality thin sections

n. Triming thickness range 1-600µm and 1-100µm

o. Total vertical specimen stroke ≥ 59mm

p. Total horizontal specimen stroke ≥25mm

q. Power supply 120V/60Hz

r. Blade holder

s. Control panel

3. Requirements:

3.1 The cryochamber shall be able to control temperatures in the range 0°C to -35°C ±5K in1K increments at ambient temperature (20°C).

3.2 The system shall have specimen selectable temperature -10°C to -50°C in 1°C steps.

3.3 The system shall have an antiroll plate

3.4 The system shall have a lockable handwheel.

3.5 The system shall have a waste container for water collection

3.6 The system shall have a stable clamping system for clamping specimen disks with 8°

XY specimen orientation with zero-point reference

3.7 The system shall have motorized sectioning in single and continues stroke equipped with self-adjusting retracting system

3.8 The system shall have a specimen retraction for manual mode of operation that can be switched off.

3.9 The system shall have a UVC lamp with minimum 30min cycle.

3.10 The system shall have a vacuum system for stretching sections and debris removal.

3.11 The system shall have at minimum 10 specimen freezing stations

3.12 The system shall have minimum Peltier shelf temperature -50°C

3.13 The system shall have control panel (on switch, lamp, defrost, timer temperature etc)

3.14 The system shall have a manual defrost cycle for chamber and quick freezing shelf

3.15 The system shall have a total vertical specimen stroke ≥ 59mm

3.16 The system shall have a total horizontal specimen stroke ≥25mm

3.17 The system shall have blade holder base with segment arc for high and low profile blade holder

3.18 The system shall have blade holder for high and low profile blades with lateral adjustment

3.19 The system shall have selectable trimming thickness range at minimum 10µm

3.20 The system shall have section thickness range 1-600µm selectable steps 1µm

3.21 The system shall have section thickness range 1-100µm selectable steps 0.5µm

3.22 The system shall be equipped with HEPA filter

3.23 The system shall have main power supply compatible with US standards 120V/60Hz

4. Delivery information:

8510 Ricketts Point Road, Building E3400 APG, Edgewood Area, MD 21010

Delivery within 30 days after receipt of order (ARO)

5. Point of Contact:

Contract Specialist Rob Rogers robert.j.rogers41.civ@army.mil mailto:robert.j.rogers41.civ@army.mil