𝔖 Bobbio Scriptorium
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Residues in wheat flour fumigated with methyl bromide

✍ Scribed by Lewis, S. E. ;Eccleston, K.


Publisher
Wiley (John Wiley & Sons)
Year
1946
Weight
430 KB
Volume
65
Category
Article
ISSN
0368-4075

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✦ Synopsis


Deterniinatio~r of reyidlcul Lroiiiicfe

The Iiromido rcsiduo wiis determined iii 5 or 10 pram siini~~lvr; iiccorcliiig to tlic inetliud described by Poriiig, Ciirtcr i i n i l Sotoiriiy.~ The s n ~~p l c wns weiglird iiito n 125-1111. porcrlain evnporiiting hrsiii iiiid trcntctl with ' 10 nil. of 2% iilcoliolic potnssiuin hytlroside i i i i d 3 nil. of snturntccl sodiuni cliloridc solution. After cviipornt~ing do\rii on 21 writer birth iind drying iu nn oren a t 120Β° the residue wiis i i d i r i l by Iirirtiiig for 30 niins. a t 280Β°, follo\rcd liy 30 iuins. nt .100", iiiitl one hour at 500". . The nsli wiis tlien rxtr:ictrtl twice with 25-1111.


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