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Specifications are as below.

 Color: Not darker than Gardner 8 .         
 Specific gravity (20/4*C) : 0.9360--0.9395  

 Refractive Index (20*C) : 1.5170--1.5225    

 Iodine Value: 163--173                    

 Saponification value:190--195              

 Moisture & Admixture (max) : 0.3%,          

Free Fatty acid (max) : 4%,                 

 Worstall's Heat test (max): 7.5minutes      

 Model Beta tung oil test: Negative (no crystalizion)