KUO Testing Labs, Inc. (KTL) is one of the most complete analytical laboratories in the Columbia Basin serving the region`s Agricultural - Industrial - Environmental testing needs with a wide and comprehensive range of capabilities and services. High standards of quality control, years of practical experience, technical expertise, and state of the art equipment provide accurate results with fast turn-around. Detailed reports are usually available for agricultural testing within 24 hours after KTL receives the samples.

Company details

337 S., 1st Avenue , Othello , Washington 99344 USA

Locations Served

Business Type:
Industry Type:
Agriculture - Agriculture Monitoring and Testing
Market Focus:
Nationally (across the country)

Kuo Testing Laboratories was founded by Eugene & Judy Kuo in 1993 and currently provides analytical services for a wide array of local, national and international clients. Dr. Kuo, President of KTL, has over thirty years experience in agricultural, industrial and environmental testing and extensive consulting experience in Asia, Africa, and Latin America. Laboratory clients include Pacific Northwest farmers and fertilizer dealers; food processors; crop consultants; environmental engineers and scientists; public and private water system owners; government and university researchers; and various heavy and light industries.

KTL maintains certifications from Washington State Departments of Health and Ecology.

In order to maintain its high quality customer service, KTL seeks out and employs experienced, service-oriented employees. Customer service representatives at KTL are always courteous, professional, and ready to answer questions or address customer concerns.

The KTL laboratory staff technicians are skilled, well-trained professionals. In addition to Dr. Kuo's Ph.D. in soil chemistry from Oregon State University, KTL's business management staff includes a computer accounting and networking specialist with a B.A. in economics from Harvard University and an MBA from Brigham Young University.

Since 1996, KTL has provided local service to northern Oregon, Yakima Valley, Lower Columbia, and Umatilla Basin customers from its offices in Othello and Umatilla. Staff at KTL  provide special sampling services and sample courier services and handle other important local customer service needs. The KTL sales representatives have years of agricultural testing experience to provide KTL  customers with the excellent service they've come to expect from KTL.

For agricultural customers, KTL has developed unique monitoring charts with historical data and/or the full season of analytical testing to provide time-critical crop management information. Growers benefit from KTL's sophisticated full-season crop monitoring programs by fine-tuning fertilizer inputs to lower costs, increase productivity, and enhance product quality.

KTL is committed to providing its valued customers with the best services at the most reasonable prices. Specific services include:

  • Sampling and analysis of soil, compost, forages, petioles, leaves, drinking water, irrigation water, and industrial process/waste/rinse water;
  • Sampling and analysis for nematodes;
  • Analysis of ground water monitoring well samples;
  • Weekly logging of soil moisture, soil fertility, and plant nutrition;
  • Consultation regarding soil fertility and plant nutrition;
  • Sample pick-up and courier services;
  • Results by fax, email, or data transfer via modem services

'These services pay for themselves', states a Columbia Basin potato farmer. 'Before I used Kuo Testing Labs, I suffered from unnecessary fertilizing costs. Now with the results in only one day, I can focus on the changes that I need to make quickly and avoid the guessing game of fertilizing my crops.'