Using carubinose as standard, DNS as colordevelopingreagent, the content of mannan in coconut shell was indirectly determined by spectrophotometry.
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。
2
Using D-xylose as standard and DNS as colordevelopingreagent, the content of xylose in coconut shell was indirectly determined by spectrophotometry.
以d -木糖为标准,DNS为显色剂,采用分光光度法间接测定椰壳中木聚糖的含量。
3
The identification of Radix scutellariae was silica gel G plate, n-butanol-glacial acetic acid-water(7:1:2) as the development reagent, chloride ferric(1%) as colordevelopingreagent.