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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



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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 Fee of $12.00 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