Clarity Diagnostics hCG Single Step Urine Cassette Pregnancy Test (DTG-HCGPLUS50) (868020). Cassette style. Provides results in as fast as 30 seconds. Specificity 20 mIU/ml, Sensitivity 100% - No cross reaction with FSH/TSH/LH and is 99% overall accuracy. 24 month dating. CPT Code 81025. CLIA Waived. 50/BX. Priced per box. FREE Shipping!