美国Spectrocell inc 
Spectrocell 是美国唯一专业生产比色杯和微型容器的厂家，已经有 50 年的历史。提供分光光度法，比色法，荧光测定法中应用的各种比色杯。有可见光，标准紫外，远紫外，近红外比色杯。分标准长方形，半微量，荧光计，圆柱形等比色杯。

Spectrocell is a leading manufacturer and supplier of spectrophotometer cells and cuvettes. Spectrocell sells directly to the end user as well as OEM and major laboratory supply companies