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GB 12021.7-1989 The limited value and testing method of electrical energy consumption for broadcasting receiver of colour and monochromic television 
  Issued on: 1989-01-02   Price(USD): 224.0
GB 12021.2-2025 Maximum allowable values of energy consumption and energy efficiency grade for household refrigerating appliance 
  Issued on: 2025-05-30   Price(USD): 315.0
GB 12021.3-2010 The minimum allowable value of the energy efficiency and energy efficiency grades for room air conditioners 
  Issued on: 2010-2-26   Price(USD): 70.0
GB 12021.3-2000 The limited values of energy efficiency and evaluating values of energy conservation for room air conditioners 
  Issued on: 2000-09-17   Price(USD): 100.0
GB 12021.3-2004 The minimum allowable values of the energy efficiency and energy efficiency gradws for room air conditioners 
  Issued on: 2004-08-23   Price(USD): 224.0
DB2301/T 70-2020  
  Issued on: 2020-09-16   Price(USD):
HG/T 4582-2013 Chemical Reagent - Acetonitrile for High Performance Liquid Chromatography Eluent 
  Issued on: 2013-10-17   Price(USD): 130.0
HG/T 4581-2013 Chemical Reagent - Methanol for High Performance Liquid Chromatography Eluent 
  Issued on: 2013-10-17   Price(USD): 164.0
GB 11446.1-1989 Electronic grade water 
  Issued on:   Price(USD): 180.0
GB 11446.4-1989 Test method for resistivity of electronic grade water 
  Issued on:   Price(USD): 180.0
GB 11446.10-1989 Test method for total bacterial count in electronic grade water by membrane filters 
  Issued on:   Price(USD): 180.0
GB 11446.5-1989 Test method for measuring trace metals in electronic grade water by atomic absorption spectrophotometry 
  Issued on:   Price(USD): 220.0
GB 11446.6-1989 Test method for silica in electronic grade water by spectrophotometer 
  Issued on:   Price(USD): 180.0
GB 11446.3-1989 Generic rules for test methods of electronic grade water 
  Issued on:   Price(USD): 180.0
GB/T 18120-2000 Methods of measurement for selective-calling and data equipment used in the mobile services 
  Issued on: 2000-6-7   Price(USD): 330.0
GB/T 15844.4-1995 Quality assessment requlations for radio transceiver employing F3E emission used in the mobile services 
  Issued on: 1995-12-13   Price(USD): 150.0
GB/T 16946-1997 General specification for short wave single-sideband communication equipment 
  Issued on: 1997-8-18   Price(USD): 645.0
GB/T 15844.1-1995 General specification for radio transceiver employing F3E emission used in the mobile services 
  Issued on: 1995-12-13   Price(USD): 150.0
GB/T 12192-1990 Methods of measurement for radio transmitters employing F3E emission used in the mobile services 
  Issued on: 1990-2-1   Price(USD): 480.0
GB/T 12193-1990 Methods of measurement for radio receivers employing F3E emission used in the mobile services 
  Issued on: 1990-02-01   Price(USD): 460.0
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