The tract of the pin was then photographed and measured to assess the degree of pin purchase in bone.
Mr. Wong trained the grape to grow over a trellis designed and built by Mr. Storrie, who has a Bachelor of Fine Arts degree from Purchase College of the State University of New York.
Chitosan (85%% degree of deacetylation) was purchased from Pelican Biotech and Chemicals Labs.
Chitosan (CS, Mw = 70,000 Da, 95% degree of deacetylation) was purchased from Zhejiang Aoxing Biotechnology Co., Ltd.
Polyvinyl alcohol 205 (PVA 205; 88 % degree of hydrolyzation) was purchased from Kuraray Co., Ltd., China.
Chitosan (molecular weight 215 kDa, 80% degree of deacetylation) was purchased from Sigma-Aldrich (St . Louis MI, USA).
Chitosan with different molecular weights (7,30,100,500 kDa) and 72% degree of deacetylation was purchased from Zhengzhou Sigma Chemical Co.
Chitosan with deacetylation degree of 82% was purchased from Chitotech Co., Iran.
Poly ethylene glycol) diacrylate (PEG-DA, MW 6 kDa, 98% degree of substitution) was purchased from SunBio Inc. (Anyang, Korea).
These contextual factors were then grouped under two macro-factors: the degree of difficulty in managing the purchase and the impact of the purchase on the project.
