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HB/Z 5095.2-2004 Methods for analysis of cyaniding plating brass solutions -- Part 2: Determination of free sodium cyanate content by potentiometric titrimetric method 60.0 via email in 1~3 business day valid
HB/Z 5092.1-2001 30.0 via email in 1~3 business day valid
HB/Z 5108.1-1999 Analysis Method of Phosphating Solution - Determination of Free Acidity and Total Acidity Through Potentiometric Titration 30.0 via email in 1~3 business day valid
HB/Z 5088.3-1999 Analysis Method for Nickel Plating Solution Determination of Sodium Chloride Content Through Potentiometric Titration 30.0 via email in 1~3 business day valid
GB/T 12307.3-1997 Metallic coatings-Test methods for electrodeposited silver and silver alloy coatings. Part 3: Determination of the presence of residual salts 45.0 via email in 1~3 business day valid
HB/Z 5086.2-2000 Analysis Method for Cyaniding Electrocoppering Solution - Determination of Sodium Cyanide (Free) 45.0 via email in 1~3 business day valid
HB/Z 5109.6-2001 30.0 via email in 1~3 business day valid
SJ 20893-2003 Specification for acid pickling and passivation for stainless steel 75.0 via email in 1~3 business day valid
HB/Z 5084.6-2000 Analysis Method for Cyaniding Electro-galvanizing Solution - Determination of Copper Content with Atomic Absorption Spectrometry Method 30.0 via email in 1~3 business day valid
HB/Z 5085.1-1999 Analysis Method for Cyaniding Cadmium Electroplating Solution - Determination of Cadmium Oxide Content with EDTA Volumetric Method 45.0 via email in 1~3 business day valid
GB 11379-1989 Metallic coatings-Electroplated coatings of chromium for engineering purposes 135.0 via email in 1~3 business day abolished
HB/Z 5086.1-2000 30.0 via email in 1~3 business day valid
GB/T 9799-1997 Metallic coatings-Electroplated coatings of zinc on iron or steel 80.0 via email in 1~2 business day superseded
JB/T 10620-2006 Metallic coatings electroplated coatings of copper-tin alloys 120.0 via email in 1~3 business day valid
GB/T 13912-2002 Metallic Coatings-Hot Dip Galvanized Coatings on Fabricated Iron 140.0 via email in 1 business day valid
HB 5048-1977 Quality inspection for lead coating (Trial implementation) 45.0 via email in 1~3 business day valid
HB/Z 5113-1978 Analysis method for plating of cadmium titanium alloy 30.0 via email in 1~3 business day valid
GB/T 8752-2006 Anodizing of aluminium and its alloys - Check of continuity of thin anodic oxide coating - Copper sulphate test 90.0 via email in 1~3 business day valid
GB 6461-1986 Metallic coatings--Coatings cathodic to the substrate--Rating of electro-plated test specimens subjected to corrosion tests 210.0 via email in 1~3 business day superseded
GB/T 9797-1997 Metallic coatings-Electrodeposited coatings of nickel plus chromium and of copper plus nickel plus chromium via email in business day superseded
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