![Tetraethyl 4-tert-Butylcalix[4]arene-OOOO-tetraacetate size:200 MG 05% ELEMENTAL IMPURITIES: COPPER (Cu)](https://cdn.shopify.com/s/files/1/0029/6648/7113/products/products_009_1763df51-89c8-435a-be13-e45480fd9741.jpg?v=1585386500)
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05% ELEMENTAL IMPURITIES: COPPER (Cu) AS REPORTED AS REPORTED IDENTIFICATION TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST
Test Specification Min Max ACTIVE CONTENT 98
Test Specification Min Max PURITY (GC) 98% 98%
Test Specification Min Max ASSAY (as C[@10@]) 98% APPEARANCE CLEAR
50% CARBONATE (CO[@3@]) TO PASS TEST HEAVY METALS (as Pb) 0
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