Discussion on Determination of Protein Content by Amino Acid and Nitrous Acid Method in General High School Chemistry Curriculum Standards
WANG Yong-Sen1**, YE Chang-Jun2, JIN Cong-Wu3, SANG Shou-De4
1. Beijing No.9 High School, Beijing 100041, China; 2. Beijing No.4 High School,Beijing 100034, China; 3. The Experimental High School Attached To Beijing Normal University, Beijing 100032, China; 4. Beijing No.80 High School, Beijing 100102, China
