A.03.09 Drawing Photos.pdf

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Attached to
DWORSHAK DAM LIQUID FERTILIZER Federal contract opportunity
Solicitation number
W912EF21Q0043
Issued by
Department of the Army Corps of Engineers Engineering District Walla Walla

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A.02.11 Technical Specifications Liquid Fertilizer.pdf PDF
B.08.02 Solicitation 21Q0043.pdf PDF

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ATTACHMENT 1

Sample preparation, analysis methods, and standards for Total Metal Concentration

Metal Atomic Absorption

Inductively Coupled Plasma / Mass Spectroscopy

(ICP/MS)

ppm Target for Fertilizer

Arsenic (As) 6020 <1.0000

Cadmium (Cd) 6020 <1.0000

Cobalt (Co) 6020 <1.0000

Lead (Pb) 6020 <1.0000

Molybdenum (Mo) 6020 <1.0000

Nickel (Ni) 6020 <1.0000

Selenium (Se) 6020 <1.0000

Zinc (Zn) 6020 <1.0000

Mercury (Hg) 7470A*, 7471A* <0.5000

Sample Preparation 3050B

*Sample preparation method 3050B cannot be used for an analysis of mercury. Instead, the sample preparation methods are described under procedures for analysis methods 7470A and 7471A.

Laboratory analysis shall comply with analytical and sampling test methods described in the latest

The latest version of the SW-846 can be accessed online at: https://www.epa.gov/hw-sw846

National Technical Information Service (NTIS) U.S. Department of Commerce 5285 Port Royal Road Springfield, VA 22161

File details come from the government source that posted it. Updated .