The problem of raw maturity of soybean meal?

Today, the company came to a truckload of soybean meal and sampled a urine enzyme activity. There was a red dot in 8 minutes-52 minutes. Can such soybean meal still be used? Attachments: you need to log in to download or view attachments. No account number? Registration-a red dot? -- measure the solubility of protein and compare it. Agree with the point of view upstairs. If the PS can reach 75 or more, it couldn't be better-- the protein solubility has just come out.