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METHOD OF PREPARING INDICATOR PAPER FOR ORGANOPHOSPHORUS PESTICIDE ASSAY
METHOD OF PREPARING INDICATOR PAPER FOR ORGANOPHOSPHORUS PESTICIDE ASSAY
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机译：制备有机磷农药测定指标纸的方法
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摘要
FIELD: analytical chemistry. SUBSTANCE: filter paper is impregnated with 0.4-0.6 M borate-alkaline buffer solution at pH 9.5-10.0 containing enzyme esterase-1 produced by microorganism Bacillus subtilis at concentration 0.3-0.4 U/ml, and also 0.008-0.12% formaldehyde and 0.48-0.52% gelatin. EFFECT: increased sensitivity of assay. 1 tbl
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机译：领域：分析化学。物质：滤纸浸有pH-9.5-10.0的0.4-0.6 M硼酸盐-碱性缓冲溶液，该溶液含有微生物枯草芽孢杆菌产生的酯酶1，浓度为0.3-0.4 U / ml，还含有0.008-0.12％的甲醛和0.48- 0.52％明胶。效果：提高测定灵敏度。 1汤匙
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