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Standard No.	Title	Price(USD)	Delivery	Status	Add to Cart
DL/T 502.20-2006	Analytical methods of steam and water in power plants Part 20: Determination of dissolved oxygen (Colorimetric method using sodium indigo disulphonate)	$150.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.21-2006	Analytical methods of steam and water in power plants Part 21: Determination of chlorine residual (Colorimetric method)	$184.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.22-2006	Analytical methods of steam and water in power plants Part 22: Determination of chemical oxygen demand (Potassium per-chlorate method)	$120.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.24-2006	Analytical methods of steam and water in power plants Part 24: Determination of aluminum sulfate coagulant (Alkalinity difference)	$60.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.25-2006	Analytical methods of steam and water in power plants Part 25: Determination of iron (Spectrometric method using sulphosalicylic acid)	$120.00	via email in 1~3 business day	superseded,2020-5-1,2006-10-1
DL/T 502.26-2006	Analytical methods of steam and water in power plants Part 26: Determination of ferrite (Spectrometric method using bathophenanthorline)	$120.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.27-2006	Analytical methods of steam and water in power plants Part 27: Determination of suspended iron	$120.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.28-2006	Analytical methods of steam and water in power plants Part 28: Determination of organic matter (Ultraviolet spectrophotomerty)	$160.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.29-2006	Analytical methods of steam and water in power plants Part 29: Determination of cation conductivity	$120.00	via email in 1~3 business day	superseded,2020-5-1,2006-10-1
DL/T 502.3-2006	Analytical methods of steam and water in power plants Part 3: Determination of total sillicon (Spectrometric method by conversion with hydrofluoric acid)	$120.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.30-2006	Analytical methods of steam and water in power plants Part 30: Determination of nitrates (Spectrometric method using salicylic acid)	$120.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.31-2006	Analytical methods of steam and water in power plants Part 31: Determination of stability index	$90.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.32-2006	Analytical methods of steam and water in power plants Part 32: Determination of calcium (Volumetric method)	$120.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.4-2006	Analytical methods of steam and water in power plants Part 4: Determination of chloride (Electrode method)	$120.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.5-2006	Analytical methods of steam and water in power plants Part 5: Determination of acidity	$160.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.6-2006	Analytical methods of steam and water in power plants Part 6: Determination of total carbonate	$120.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.7-2006	Analytical methods of steam and water in power plants Part 7: Determination of free carbon dioxide (Direct method)	$160.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.8-2006	Analytical methods of steam and water in power plants Part 8: Determination of free carbon dioxide (Fixed method)	$120.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 502.9-2006	Analytical methods of steam and water in power plants Part 9: Determination of aluminum (Spectrometric method using pyrocatechol violet)	$100.00	via email in 1~3 business day	valid,,2006-10-1
DL/T 5020-2007	Code for preparation of hydroelectric project feasibility study report	$1110.00	via email in 1~3 business day	superseded,2023-5-4,2007-12-1
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