接触角测量仪的测试标准有哪些？
目前全世界接触角测量仪采用了一些ISO、ASTM以及GB的测试标准如下所示。可以很明确的看出，这些测试标准均为应用接触角测量仪的标准，而非接触角测量仪或水滴角测量仪本身检测、检定、标定或校准的任何一种计量或核实其准确性、性的标准。应用接触角测量仪的这些标准中，也仅仅提供了一种zui基础的测试接触角值的方法，即θ/2法（或宽高法WH method）。这种方法的提出已经100年左右历史，在实际应用中受液滴体积控制、滞后的接触角影响、没有界面化学数学模型作为依据等等，已经被淘汰。
7 | ASTM D5725-1997 | Standard test method for surface Wettability and absorbency of sheeted materials using an tutomated contact angle tester | 1997 |
50 | T 558 om-97 | Surface wettability and absorbency of sheeted materials using an automated contact angle tester | 1997 |
9 | ASTM D724-1999 | Standard Test Method for Surface Wettability of Paper (Angle-of-Contact Method)1 | 1999 |
48 | SY-T5153-1999 | Measurement of reservoir rock wettability | 1999 |
52 | YS/T 95.1一95.2-2001 | Aluminium foil for air conditioner | 2001 |
35 | ISO 15989-2004 | Plastics -- Film and sheeting -- Measurement of water-contact angle of corona-treated films | 2004 |
44 | JIS R 1703-1-2007 | Fine ceramics (advanced ceramics, advanced technical ceramics)－ Test method for self-cleaning performance of photocatalytic materials－ Part 1: Measurement of water contact angle | 2007 |
1 | ASTM C813-2009 | Standard Test Method for Hydrophobic Contamination on Glass by Contact Angle Measurement | 2009 |
8 | ASTM D5946-2009 | Standard Test Method for Corona-Treated Polymer Films Using Water Contact Angle Measurements Active Standard(Latest Version) | 2009 |
31 | Test method for hydrophobic contamination on glass by contact angle measurement | 2009 | |
36 | ISO 27448-2009 | Fine ceramics (advanced ceramics, advanced technical ceramics) -- Test method for self-cleaning performance of semiconducting photocatalytic materials -- Measurement of water contact angle | 2009 |
23 | DIN EN 15802 | Conservation of cultural property – Test methods – Determination of static contact angle; | 2010 |
10 | ASTM D7334-2013 | Standard Practice for Surface Wettability of Coatings, Substrates and Pigments by Advancing Contact Angle Measurement | 2013 |
11 | ASTM D7490-2013 | Standard Test Method for Measurement of the Surface Tension of Solid Coatings, Substrates and Pigments using Contact Angle Measurements | 2013 |
