Reference Material of Sulfur in Residual Fuel Oil Certified by The Japan Petroleum Institute Sulfur Content 0.1mass Percent level Trimethylsilylation 50% INSOLUBLE RESIDUE 50 mg

50% INSOLUBLE RESIDUE 50 mg ARSENIC (As) 3 ppm LEAD (Pb) 10 ppm ELEMENTAL IMPURITIES AS REPORTED AS REPORTED STARCH OR DEXTRIN NO BLUE OR RED NO BLUE OR RED TANNIN-BEARING GUMS NO BLACK NO BLACK IDENTIFICATION WHITE PRECIPI WHITE PRECIPI CERTIFIED HALAL EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS AS REPORTED AS REPORTED

00% MELTING POINT 57

10% HALOGENATED RESIDUE BY GC-ECD(AS HEP

40% pH (in 50 mg/ml SUSPENSION) 5 9 LOSS ON DRYING 2

Test Specification Min Max TOTAL ACID (as C[@2@]H[@4@]O[@3@]) 70 72

Reference Material of Sulfur in Residual Fuel Oil Certified by The Japan Petroleum Institute Sulfur Content 0.1mass Percent level Trimethylsilylation 50% INSOLUBLE RESIDUE 50 mg