以D-甘露糖为标准，DNS作显色剂，用分光光度法间接测定椰子壳中甘露聚糖的含量。
Using carubinose as standard, DNS as color developing reagent, the content of mannan in coconut shell was indirectly determined by spectrophotometry.
采用加入过量的硝酸银溶液，用原子吸收分光光度法测量剩余的银离子，间接测量氯含量。
By the addition of an excess of silver nitrate solution and the determination of surplus silver ions with AAS, the chlorine content is thus determined indirectly.
以d -甘露糖为标准，DNS作显色剂，用分光光度法间接测定脱脂咖啡渣中甘露聚糖的含量。
By using mannose as the standard and DNS as colour developing reagent, the author indirectly determinated the content of mannan in defatted coffee grounds by spectrophotometry.
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