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GB/T 28044-2011: General guide of detection method for nanomaterial biological effect by transmission electron microscope (TEM)
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GB/T 28044-2011	English	118	Add to Cart	1 days [Need to translate]	General guide of detection method for nanomaterial biological effect by transmission electron microscope (TEM)

GB/T 28044-2011: General guide of detection method for nanomaterial biological effect by transmission electron microscope (TEM)

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General guide of detection method for nanomaterial biological effect by transmission electron microscope (TEM) ICS 71.040.99 C40 National Standards of People's Republic of China Biological effects of nanomaterials TEM General Detection transmissionelectronmicroscope (TEM) Issued on. 2011-10-31 2012-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard by the National Standardization Technical Committee of nano technology (SAC/TC297) and focal points. This standard is drafted by. Second Military Medical University, Shanghai Medical College of Fudan University. The main drafters of this standard. Yang Yong Ji, Chang Yu, Zhang Tianbao. Biological effects of nanomaterials TEM General Detection

1 Scope

This standard specifies the transmission electron microscope techniques and specifications nanomaterials biological samples. This standard applies to biological effects of nanomaterials TEM analysis of the ultrastructural analysis.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 18873-2008 thin biological specimens transmission electron microscope -X-ray spectrum quantitative analysis General GB/T 19619-2004 nanomaterials term ISO /IEC 17025.2005 testing and calibration laboratory accreditation criteria (Generalrequirementsforthecompetenceof testingandcalibrationlaboratories)

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Nanomaterial nanomaterial Material structure in three-dimensional space has at least one dimension in the nanometer scale, or by the nano-structure unit and with extraordinary properties material. 3.2 Biological effects biologicaleffect Physiological function of the interaction of nanomaterials with life processes produced biochemical changes in the function and morphology. 3.3 Biological effects detected biologicaleffecttest Using experimental techniques biology, chemistry, toxicology and other medical fields to test measurements. 3.4 Support film supportfilm Using collodion or polyvinyl formal (Formvar) had a thickness of about 12nm film. 3.5 Nanomaterials thin specimens thinnanomaterialsample Nanomaterials thin sample refers to support film infusion solution containing nano-materials and after drying oven at 60 ℃ thin specimens. 3.6 Thin biological specimens thinbiologicalsample Refers to the use of thin biological specimens cut microtome thickness of 40nm ~ 100nm thin sample containing a biological tissue or cells. ...