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                    What kind of dye is used to produce Red Pullulan (S-RPUL); is it the same dye that is used in the arabinan substrate?
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                    Can Red Pullulan (S-RPUL) substrate be used to assay isoamylase?
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                    Why is 0.5 M KCI added to the substrate, Red Pullulan (S-RPUL)?
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                    What is the difference between Red Pullulan (S-RPUL) and AZCL-Pullulan (I-AZPUL)?
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                    What is the I’d like to know the International Unit definition when using your Red-Pullulan (S-RPUL) assay to determine debranching enzyme activity?
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                    Can Red Pullulan (S-RPUL) be autoclaved with agar solution?