Mr. Hobby Mr. Colour - 352 - Chromate Yellow Primer 10ml Acrylic Model Paint PLEASE NOTE: Mr.Colour Paints (C-XXX) are Solvent-Based Acrylic Paints. Mr. Colour for Military Aircraft Models Our popular military colors for aircraft models from color sets can now be purchased individually. C351- C385 are individual colors from color sets. C391- C393 are newly added Russian aircraft colors. â– C391: turquoise green used for inner body of Soviet aircraft. â– C392: dull and grayish blue used for inner body of Soviet aircraft. â– C393: dark reddish and grayish blue used for overcoat of the present Russian craft. THINNING RATIO for Mr. COLOR BRUSH PAINTING: 1 : 0.8~1.0 (Mr. COLOR : Mr. COLOR Thinner) AIRBRUSH PAINTING: 1 : 1.0~2.0 (Mr. COLOR : Mr. COLOR Thinner) *The ratio is a guideline and may vary depending on the type of thinner used and environmental conditions. Adjust the ratio as needed.