摘要 |
An occult blood detection composition is used for various applications including that of predicting the start of menstruation. The composition may be applied to various devices to create a sensor, such devices include a feminine pad or shield, a badge, a swab or a wipe. The composition may be part of a kit wherein one component of the composition is applied to a device for the consumer. The remaining component of the composition, in liquid form, is applied to the device by the consumer prior to use.
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