Field Environmental Instruments, Inc.
Experience beyond rentals
Call your local FEI
About FEI
How to Order
By Manufacturer
Cart Icon
Toggle navigation
MENU
Rentals
AIR
AIR QUALITY
Photoionization Detectors
Benzene-Specific Photoionization Detectors
Flame Ionization Detectors
Multi-Parameter Gas Meters
Multi-Parameter Gas Meters w/ PID Option
Particulate Monitors/Personal
Particulate Monitors/Perimeter
Gas Chromatographs
Gas/Mercury/Helium/Hydrogen Analyzers
Landfill Gas/Methane Analyzers
Radiation
Confined Space
CEMS
Testo 350
Thermo Scientific 42iQHL
Thermo Scientific 43iQ
Thermo Scientific 48iQ
Thermo Scientific 55i
J.U.M. 109L Non-Methane Hydrocarbon Analyzer
J.U.M. 3-500
Teledyne T802
California Analytical 700LX HFID Heated Total Hydrocarbon Analyzer
INDUSTRIAL HYGIENE
Air Pressure
Air Sampling Pumps
Indoor Air Quality Monitors
Hand Pumps
Sound
WATER
WATER MEASUREMENT
Water Level Meters
Sonic Water Level Meters
Interface Meters
Data Loggers & Pressure Transducers
Flow Probes & Meters
WATER QUALITY
Low-Flow Monitoring
Long-Term Monitoring
Handheld Monitoring
Turbidity Meters
Water Analysis
WATER SAMPLING
Peristaltic Pumps/Shallow Sampling
Bladder Pumps
Controllers
Compressors
Groundwater Sampling Pumps
Groundwater Purge & Development
Pneumatic Pumps/Remediation
Composite Samplers
Water Sampling Devices
General Purpose Pumps
SOIL
Soil & Lead Paint Analyzers
Soil Analyzers
Soil Vapor Sampling
Sampling Equipment
Core Sampling Equipment
SURVEY & MEASUREMENT
GPS Mapping
Downhole Cameras
Automatic Levels
Magnetic Locators
Weather Monitoring/Handheld
Weather Monitoring/Weather Stations
Materials Testing
Vibration Meters
PROJECT SUPPORT
Electronics
Object Retrieval
Power
View all Rentals
Sales
AIR
AIR QUALITY
Photoionization Detectors
Benzene-Specific Photo Ionization Detectors
Multi-Parameter Gas Meters
Multi-Parameter Gas Meters w/PID
Gas/Mercury/Helium/ Hydrogen Analyzers
Landfill Gas/Methane Analyzers
INDUSTRIAL HYGIENE
Air Sampling Pumps
Indoor Air Quality Monitors
Hand Pumps
Sound
Aerosol & Dust Monitors-Personal
WATER
WATER MEASUREMENT
Water Level Meters
Sonic Water Level Meters
Interface Meters
Data Loggers & Pressure Transducers
Flow Probes & Meters
WATER QUALITY
Low-Flow Monitoring
Handheld Monitoring
Turbidity Meters
Water Analysis
Water Quality Monitors/DO
WATER SAMPLING
Peristaltic Pumps/Shallow Sampling
Bladder Pumps
Controllers
Compressors
Pneumatic Pumps/Deep Sampling
Groundwater Sampling Pumps
Groundwater Purge & Development
Pneumatic Pumps/Remediation
Composite Samplers
Water Sampling Devices
SOIL
Soil Vapor Sampling
Sampling Equipment
SURVEY & MEASUREMENT
Mapping & Layout
Weather Monitoring/Handheld
Downhole Cameras
Weather Monitoring/Weather Stations
Materials Testing
PROJECT SUPPORT
Electronics
View all Sales
Supplies
CALIBRATION GASES, SOLUTIONS & ACCESSORIES
Calibration Gases
Compressed Gas Tank Rentals
Regulators
Water Trap Filters
Tedlar Bags
Solutions
Hydrion 9800 Plastic pH Indicator Strips
EAR PROTECTION
FIELD SUPPLIES
Field Log Books
Stationery Supplies
Disposable Bags
Tape & Labels
Decontamination
Remediation
Sorbents
Miscellaneous
GLASSES & GOGGLES
Protective Goggles
Pyramex Venture II
Pyramex Ztek
N-SPECS Vexor
UVEX Ultraspec OTG Lens
GLOVES
GROUNDWATER SUPPLIES
Tubing
Bailers
Filters & Accessories
Bailer Emptying & Retrieval Devices
Locking ID/Well Plugs/Well Caps
Rope
Well Development
Groundwater Pumps
Groundwater Pumps
PROTECTIVE WEAR
Dupont Tyvek Suits
Dupont Tychem Poly-Coated Tyvek Suits
Safety Vests
Boot Covers
RESPIRATORS & CARTRIDGES
TUBING
Low Density Polyethylene (LDPE) Tubing
High Density Polyethylene (HDPE) Tubing
Vinyl Tubing
Teflon Tubing
Pseudocone Tubing
View all Supplies & Safety
Expertise & Training
How FEI is handling the COVID-19 Pandemic
Built to SPEC
New Jersey Lab Certification
Education
Focused Remediation Seminars
View all Expertise & Training
The FEI Advantage
Delivery and Shipping
FEI Rental Manager App
California Wildfire Response
View FEI Advantage
FDS
Repairs & Support
Repair Authorization Form
Equipment Software
24/7 Tech Support
Expert Repair Services
View all Repairs & Support
Locations
FEI Pittsburgh
FEI Atlanta
FEI Chicago
FEI Greenville
FEI Houston
FEI Kansas City
FEI Nashville
FEI Long Beach
FEI Los Angeles
FEI Minneapolis
FEI Nashville
FEI Philadelphia
FEI Portland
FEI Raleigh
FEI Seattle
FEI Philadelphia is Now NJ Lab Certified!
Focused Remediation Seminars
View all Locations
Careers
Resources
HAZWOPER 2026 Resources
Vanta Quick Start Guides & Links
View Resources
Hydrion 9800 Plastic pH Indicator Strips
Contact an FEI
location near you
Add to Cart
Purchase
ONLINE ORDERING PROCEDURES
Item
Price
Hydrion 9800 Plastic pH Indicator Strips (0.0 - 14.0) (100/pk)
$30.25 per pack
Contact an FEI