Call 1-877-464-0623 Toll Free,  Monday - Friday,  8:00am to 5:00pm CST.

Feed Testing

Feed Analyses Packages

Individual Analyses

Individual Mineral Analyses

Liquid Feed/Molasses Analyses

Fat and Oil Analyses

Vitamin Analyses

Mycotoxin/Mold Analyses

Bacteriological Analyses

Biological Sample Analyses

Pesticide Analyses by Gas Chromatography

PCB Analyses

Organic Acid Analyses

Fertilizer Analyses

Manure Analyses

Sampling Instructions

Water Testing

Environmental Testing

Testing Supplies

Sample Tracking

Important Information



Contact SDK

Web Site Links

Formerly Peterson Labs


Individual Analyses

SDK labs provides a full range of Agricultural Testing Analyses in packages or individual tests to suit all needs. Our professional staff ensures quality is maintained from receipt of your sample to the delivery of your results.

HAY SAMPLING:  be sure to use a hay probe for true forage quality.

Remember, good sampling techniques ensure accurate test results!  Click here for accurate sampling instructions.

Minimum Fees apply per sample.

Sample bags and shipping supplies available here

Individual Analysis

Acid Insoluble Ash


Bushel Weight

Crude Fat:  Acid Hydrolysis

   Ether Extract

Fiber Analysis:  Acid Detergent, ADF


   Lignin, Acid Insoluble

   Neutral Detergent, NDF

Moisture Analysis:  Forced Air Oven

   Karl Fischer Titration

   Vacuum Oven

Nitrate and Prussic Acid:  Nitrate-NO3, Moisture

   Nitrate-Nitrogen, Moisture

   Prussic Acid-HCN, Moisture


Pellet Durability Test  Method and Design per Kansas State University

Protein Analysis:  ADIN(Heat Damaged Protein)  Acid Detergent Insoluble Nitrogen

   Insoluble Nitrogen

   Ammonia as Protein

   Buffer Soluble Protein

   Crude Protein

   NDIN as Protein  Neutral Detergent Insoluble Nitrogen

   NPN Equivalent to Protein

   PDI, Protein Dispersibility Index

   Pepsin Digestible Protein

   Rumen Bypass Protein  S. Griseus Method

   Water Soluble

Salt: From Soluble Chlorides

  From Soluble Sodium

Starch Analysis:  Starch Availablity, Gas Production

   Starch Gelatinization, Enzyme Hydrolysis

   Total Starch, Enzyme Hydrolysis

    % Available, Enzyme Hydrolysis


Urease Activity, pH Rise

Certifications and Memberships:     AOCS     NFTA     AAFCO     AOAC     AACC     

Copyright 2003     SDK Laboratories