"NEPHELOMETRIC ANGLE 90 DEG MEASUREMENT RATIOED TO SUM OF TRANSMITTED LIGHT AND FORWARD SCATTER LIGHT MEASUREMENTS,METHOD OF DETECTION MINIMIZES EFFECTS OF COLORED SAMPLES,2% OF SPAN PLUS 1 LEAST SIGNIFICANT DIGIT AT 25 DEG C REPEATABILITY;1 PCT OF SPAN PLUS 1 LEAST SIGNIFICANT DIGIT,LESS THAN TWO SECONDS TO REACH EQUILIBRIUM ON HIGHEST RANGE,STRAY LIGHT,LESS THAN 0.01 NTU,25 MM BY 95 MM;THREADED TOP FOR CAPPING;TEMP STORAGE RANGE:CM20.0/P60.0"