Zimmermann Reagent Test Kit - Blue Color Change - Test Results

There are more substances than colors, so to increase analysis precision use a kit with multiple reagents. Exact color of a reaction depends on adulteration, quantity, lighting, temperature, exposure to air, storage, as well as reagent quality and degradation. Positive or negative result does not indicate if a substance is safe. No substance is 100% safe.

Alprazolam

Zimmermann reagent — Alprazolam

White · Blue

Alprazolam

Source text (English): slow blue / violet

Alprazolam
Source text (English): Reagent Zimmermann. Unusually strong reaction.
Alprazolam
Source text (English): Reagent Zimmermann after 10 minutes (Alprazolam on the right)

Clonazolam

Zimmermann reagent — Clonazolam

White · Blue · Purple

Clonazolam (Clonitrazolam, c-lam, clam)

Source text (English): blue / purple

Colour swatches are illustrative, not measured colour values or reaction timing. Original reference observations are preserved below each result.

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