Determinaiton of micellaneous matter in edible fungi

This standard specifies the method for determining the impurity content of edible fungi. This standard is applicable to the determination of impurities mixed into edible fungi. GB/T 12533-1990 Determination of impurities in edible fungi GB/T12533-1990 Standard download decompression password: www.bzxz.net
This standard specifies the method for determining the impurity content of edible fungi. This standard is applicable to the determination of impurities mixed into edible fungi.

National Standard of the People's Republic of China
Determination of micellaneous matter in edible fungi
Determination of micellaneous matter in edible fungi Subject content and scope of application
This standard specifies the method for determining the impurity content of edible fungi. This standard is applicable to the determination of impurities mixed into edible fungi. 2 Reference standards
GB12530
3 Terminology
Sampling method for edible fungi
Impurities All organic and inorganic substances except the edible fungi to be tested. 4 Equipment
4.1 Sampling sieve: 20 mesh.
4.2 Tweezers.
4.3 Pharmaceutical balance: sensitivity 0.1g.
5 Sampling
Samples shall be sampled in accordance with GB12530.
6 Analysis steps
GB 12533-90
Weigh 0.5~1kg of laboratory sample, and use a sample sieve to sieve out fine impurities that are not easily visible to the naked eye. Then use tweezers to remove large impurities and impurities adhering to the edible fungi, and weigh them. Analysis results
× 100
Where: X is the content of impurities in the sample,%; m1Www.bzxZ.net
The mass of impurities, g;
m is the mass of the sample, g.
Approved by the State Administration of Technical Supervision on November 6, 1990, 550
Implemented on December 1, 1991
Additional instructions:
GB12533-90
This standard is proposed by the Ministry of Commerce of the People's Republic of China and the Ministry of Agriculture of the People's Republic of China. This standard is under the jurisdiction of the Department of Native Products Management of the Ministry of Commerce and the Department of Science and Technology of the Ministry of Agriculture. This standard was drafted by the Kunming Edible Fungi Research Institute of the Ministry of Commerce. The main drafters of this standard are Huang Weiguang, Dai Wenying and Zhou Shufen.
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