Support info of Discussion on Determination of Protein Content by Amino Acid and Nitrous Acid Method in <i>General High School Chemistry Curriculum Standards</i>

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	2023, Vol. 44(9): 120-124 DOI: 10.13884/j.1003-3807hxjy.2022050011

	Discussion on Determination of Protein Content by Amino Acid and Nitrous Acid Method in General High School Chemistry Curriculum Standards
	WANG Yong-Sen^1**, 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
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