MICROANALYTICAL AND BACTERIOLOGICAL LABORATORY 411 



card?' ^°"°'^'''^ '' ^ '^""P^" ''P°'^ ^''^'y'^' "'^^S the proposed report 

 No.: S432. 



Sa^pk received: August .5, 19^2. Sample examined: AugusLo, r,L 

 Conditions of wrappings and seals: Good. 

 Organoleptic Tests 



Consistency or Feel: Dry, gritty, sandy, dirty. 



Color: Not unusual. 

 Odor: Senna-like. 

 Taste: Sandy, gritty. 



Adjunct Tests 



Ash: 19.6%. 



Acid-insoluble: 9.4%. 



Sand (beaker test) : 9 %, sand and small pebbles 



Special Tests: Pebbles picked out by hand. About 4% senna seeds and fiod fragments 

 and stems present. ^ . j a 



Microscopical Findings: The histological characters of African senna. Stem tissue 

 excessive. Sand and dirt excessive. Senna seeds and pods present in considerable 

 quantity. 



Conclusions: Adulterated with sand, pebbles, senna seeds, senna pods and stems 25%. 

 Misbranded lecauses labeled U. S. P., whereas it is below the U S. P. standard. 



Richard Roe, Analyst. 

 Form No. II. Blank report sheet for the microscopical examination of catsups, 

 jams, jellies, etc. ; 



(No., label, dates, condition of seal and organoleptic tests, as for Form No. i.) 

 Adjunct Tests. 



Sublimation tests for 



Benzoic acid 



Salicylic acid 



Boric acid (curcuma thread) 



Iodine reaction 



Intracellular 



Extracellular 



Special Tests 



Microscopical Findings. 



General 



Cytometric counts. 



Dead yeast cells per cc. 



Living yeast cells per cc. 



Bacteria 1 per cc. 



Mold (hyphal fragments and clusters) per cc. 



Mold spores per cc. 



Living yeasts • • • per cc. 



iThe total count, inclusive of rod shaped forms, coccus forms, etc., should be 

 given. 



