Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB 9489.5-1988 Determination of SiO2 in alundum powder by colorimetry $30.00 via email in 1~3 business day superseded
GB 9489.6-1988 Determination of TiO2 in alundum Powder by colorimetry $30.00 via email in 1~3 business day superseded
GB 9489.7-1988 Determination of chloride in alundum powder by visual turbidimetry $15.00 via email in 1~3 business day superseded
GB 9489.8-1988 Methods for determination of carbon and sulphur in alundum powder $30.00 via email in 1~3 business day superseded
GB 9489.9-1988 Methods for determination of PH in alundum powder $15.00 via email in 1~3 business day superseded
GB 9505-1988 Barium flash getters $120.00 via email in 1~3 business day superseded
GB 9506.1-1988 Generic rules for test method of getter properties $60.00 via email in 1~3 business day abolished
GB 9506.2-1988 Test method for barium yield of barium flash getter $60.00 via email in 1~3 business day abolished
GB 9506.3-1988 Test method for barium content in getter fill and getter film of barium flast getter $60.00 via email in 1~3 business day valid
GB 9506.4-1988 Test method for amount of gas evolved from getter $75.00 via email in 1~3 business day valid
GB 9506.5-1988 Test method for nitrogen-released and gas-absorbed dynamic curve of nitrogen-doped getter $60.00 via email in 1~3 business day valid
GB 9506.6-1988 Test method for barium film distribution of nitrogen-doped getter $60.00 via email in 1~3 business day valid
GB 9506.7-1988 Test method for gettering properties of barium flash getter $75.00 via email in 1~3 business day abolished
GB 9506.8-1988 Test method for gettering properties of non-evaporable getter $60.00 via email in 1~3 business day valid
GB 9506.9-1988 Test method for amount of filling getter $30.00 via email in 1~3 business day valid
GB 9534-1988 Test method for complex permittivity of solid dielectric materials at millimeter wave frequencies using Quasi-Optic cavity technique $120.00 via email in 1~3 business day valid
GB 9619.1-1988 Method of analysis for pure silver brazing for electronic devices-Determination of lead (spectrophotometric-dithizone method) 标准状态: 已作废 $184.00 via email in 1~3 business day superseded
GB 9619.2-1988 Method of analysis for pure silver brazing for electronic devices-Determination of magnesium and zinc (spectrophotometric-atomic absorption method) $184.00 via email in 1~3 business day superseded
GB 9619.3-1988 Methods of analysis for pure silver brazing for electronic devices-Determination of cadmium (spectrophotometric-atomic absorption method) $184.00 via email in 1~3 business day superseded
GB 9619.4-1988 Methods of analysis for pure silver brazing for electronic devices-Determination of antimony (spectrophotometric-malichite green method) $184.00 via email in 1~3 business day superseded
* Related standard quantity: * Page quantity: * Current: * First Previous [1][2][3][4][5][6][7][8][9][10][11] Next End



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