求翻译：取本品与新霉素标准品适量，分别加水溶解并稀释制成每1ml中含20mg的溶液，作为供试品溶液和标准品溶液；取新霉胺对照品适量，用供试品溶液溶解并稀释制成每1ml中含0.4mg的溶液，作为混合溶液。是什么意思？

Take this product and neomycin standard amount, respectively made of dissolution and dilution with water solution containing 20mg per 1ml, as the test articles and standard solution; new penicillamine reference substance amount, made with solution of test articles for dissolving and diluting solution of 0.4mg per 1ml, as a hybrid solution.