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Hydroxyproline Assay Kit

Catalog Number: STA-675
Suitable for use with serum, plasma, lysates, and urine samples Detection sensitivity limit of approximately 47.5 µM hydroxyproline Hydroxyproline standard included

Xanthine/Hypoxanthine Assay Kit

Catalog Number: MET-5150
Detects xanthine/hypoxanthine levels as low as 6.25 µM Compatible with cell or tissue lysates, serum, plasma, or urine Xanthine standard included

Tryptophan Assay Kit

Catalog Number: MET-5177
Detection sensitivity limit of approximately 1.6 µM Tryptophan Suitable for use with lysates, serum, plasma, urine and culture supernatants L-Tryptophan standard included NOTE: Each sample replicate requires 2 assays for proper data calculation.