• ISO 17025 accredited, CGMP/GLP compliant
  • Incubation/enumeration/identification of bacteria and fungi, media fill and gloved fingertip testing
  • Lab open on Saturdays
  • Rapid turn-around-time for reports
  • Rental equipment available (SAS Single and Dual Head)
  • Sampling media available

Monthly Surface Sampling Kits available here.

USP Chapter <797> Pharmaceutical Compounding Sterile Preparations (CSP) provides minimum practice and quality standards to prevent microbial contamination of CSPs. This chapter applies to all facilities which prepare, store, and/or transport CSPs, such as hospitals and other healthcare institutions, treatment clinics, pharmacies, physician offices, and 503B outsourcing facilities.

Culture Analysis 

(Bioaerosol, Contact/Surface, Gloved Fingertip, Garbing, Media Fill)

Test Code Turn-Around Time (days)
Dual Plate Method
(2 plates = 1 plate for bacteria & 1 plate for fungus)
Bacteria & Fungi Counts w/ Genus Identification BFG 5
Counts w/ Species Identification BFS
Counts only BFC
Single Plate Method
(1 plate for bacteria & fungus)
Bacteria & Fungi Counts w/ Genus Identification SPG 8
Counts w/ Species Identification SPS
Counts only SPC
Pre-incubated Plate Bacteria & Fungi Counts w/ Genus Identification IDG 2
Counts w/ Species Identification IDS
Bacterial Culture Bacteria Only Counts w/ Genus Identification BG 3
Counts w/ Species Identification BS
Counts only BC
Fungal Culture Fungi Only Counts w/ Genus Identification FG 5
Counts only FC
Negative Control Bacteria and/or Fungi Blank Sterility Control NEGC As per project
Positive Control Bacteria and/or Fungi Qualitative inoculation with ATCC bacterial and/or fungal strains GPRM As per project
Growth Promotion Bacteria and/or Fungi Quantitative inoculation with 6 ATCC bacterial and fungal strains GPRM-Q  3-5
Media Fill
(incubated by lab)
Bacteria & Fungi Presence/absence of turbidity STER 14
Subculture of positive units w/ species identification growth STER+IDS 14
Media Fill
(pre-incubated by customer)
Bacteria & Fungi Subculture of positive units w/ species identification of growth STER-PRE 5


Equipment Rentals

U.S. Micro-Solutions, Inc. is pleased to provide our clients with low-cost rental equipment for field sampling.

Get in Touch

To learn more about our services or to get more information, please contact us
by calling (724) 853-4047 or by using our contact form.