Specification on the Use of Conditional Item 206 (3) - Perma- Zyme as Soil Stabilizer. Category: Department OrderSub Category: construction-materialsSeries: 2019No: 26File: DO_026_s2019.pdfDate: Monday, March 4, 2019Tags: Specification on the Use of Conditional Item 206 (3) - Perma- Zyme as Soil StabilizerBRS materials 026Bureaus and Services: Bureau of Research and Standards Read more about Specification on the Use of Conditional Item 206 (3) - Perma- Zyme as Soil Stabilizer.