Marquis reagent — Levamisole
No reaction
Levamisole
Source text (English): fizzes clear
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.
levamisole

No reaction
Levamisole
Source text (English): fizzes clear
No reaction
Levamisole
Source text (English): no color change
Yellow · Brown
Levamisole
Source text (English): light brown
White · Orange · Red
Levamisole
Source text (English): red - orange
Orange · Red
Levamisole
Source text (English): Red
No reaction
Levamisole
Source text (English): no color change > slight
No reaction
Levamisole
Source text (English): no color change
Pink · Green
Levamisole
Source text (English): light green
Pink · Blue
Levamisole
Source text (English): deep blue, precipitation
Colour swatches are illustrative, not measured colour values or reaction timing. Original reference observations are preserved below each result.