March 15, 2002

To Whom It May Concern:

This is to certify that;

A. STAR AVIATOR, meets and/ or exceeds the requirements of FAA Specification P-627.

B. STAR AVIATOR contains 4% rubber (Acrylonitrile /butadiene). The product shall be diluted with water at a rate not exceeding 20% by volume of the product.

Mix design COMPOSITION OF MIXTURE, Using STAR AVIATOR

Sealcoat Type	STAR AVIATOR	WATER	AGGREGATE	APPLICATION OF THE MIX.
	GALLONS	GALLONS	LBS.	GAL/SQ.YARD
RUBBERIZED SAND SLURRY	100	20 max.	300-800	0.07-0.14
RUBBERIZED EMULSION	100	20 max.	None	0.07-0.11

Test Data & Specification Compliance:

STAR AVIATOR meets and/ or exceeds the requirements of FAA P-627.

Properties FAA P-627 SPEC. TEST DATA COMMENTS

Brookfield Viscosity Visual Compatibility Materials appear compatible Passed

10-90 Poises 44.4 Poises Passed

Scuff Resistance >100 in-Lbs. 8 hrs., 165 in-Lbs. Passed

> 8 Hr. Torque 24 hrs. 175 in-Lbs. Passed

Freeze Thaw 1 Max. 5 cycles 0 Passed

3 Max. 10 Cycles 2 Passed

Adhesion 5A 5 A Passed

Please contact the undersigned if you have any questions.

Sincerely,

S.T.A.R, INC.

Girish C. Dubey

President