Tungsten Metal 100 - 200 Mesh Powder size:500 GM 50% ORDINARY IMPURITIES 2

50% ORDINARY IMPURITIES 2

Test Specification Min Max APPEARANCE BROWN TO DARK BROWN TO DARK LOSS ON DRYING 6% MICROBIAL LIMITS: TOTAL PLATE COUNT 10

0 SAPONIFICATION VALUE 78

30% ORGANIC IMPURITIES TO PASS TEST ELEMENTAL IMPURITIES AS REPORTED IDENTIFICATION TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST

Test Specification Min Max APPEARANCE White to slight White to slight SOLUBILITY TO PASS TEST TO PASS TEST SPECIFIC ROTATION +192 to +203 +192 to +203 LOSS ON DRYING 12% SULFATED ASH 0

Tungsten Metal 100 - 200 Mesh Powder size:500 GM 50% ORDINARY IMPURITIES 2Test Specification Min Max ASSAY 99. 90% 99. 90%