000196051 000__ 01303mam\a22003015a\4500 000196051 001__ 196051 000196051 005__ 20220217103831.0 000196051 008__ 980109s1995\\\\cou\\\\\b\\\\f000\0\eng\d 000196051 035__ $$a(OCoLC)ocm38178015 000196051 035__ $$9AAW5900SI 000196051 035__ $$a196051 000196051 040__ $$aGPO$$cGPO 000196051 049__ $$aISEA 000196051 074__ $$a0624-H (MF) 000196051 0860_ $$aI 19.76:95-189 000196051 24500 $$aMethods of analysis by the U.S. Geological Survey National Water Quality Laboratory$$h[microform] :$$bdetermination of methylene blue active substances by spectrophotometry /$$cby Mark R. Burkhardt ... [et al.]. 000196051 24630 $$aDetermination of methylene blue active substances by spectrophotometry 000196051 260__ $$aDenver, Colo. :$$bU.S. Dept. of the Interior, U.S. Geological Survey :$$bEarth Science Information Center, Open-File Reports Section [distributor],$$c1995. 000196051 300__ $$a1 v. 000196051 440_0 $$aU.S. Geological Survey open-file report ;$$v95-189 000196051 500__ $$aDistributed to depository libraries in microfiche. 000196051 500__ $$aShipping list no.: 97-0849-M. 000196051 533__ $$aMicrofiche.$$b[Denver, Colo.] :$$cU.S. Geological Survey,$$d[1997]$$e1 microfiche. 000196051 61020 $$aNational Water-Quality Laboratory (U.S.) 000196051 650_0 $$aWater$$zUnited States$$xAnalysis. 000196051 7001_ $$aBurkhardt, M. R.$$q(Mark R.) 000196051 7102_ $$aGeological Survey (U.S.) 000196051 85230 $$bdfich$$hI 19.76:$$i95-189 000196051 909CO $$ooai:library.usi.edu:196051$$pGLOBAL_SET 000196051 948__ $$ac:jb 000196051 980__ $$aBIB 000196051 980__ $$aGOV RESOURCE