NI/835a : Viscometer U-tube as per BS/U and Astm D446
NI838a: Viscometer: Cannon-Fenske: Reverse Flow Type for Transparent and Opaque Liquids
NI/835b : Viscometer Suspended level : As per BS/IP/SL and Astm D446
NI838b: Viscometer: Cannon-Ubbelohde for Transparent Liquids
NI838C: VISCOMETER: UBBELOHDE FOR TRANSPARENT LIQUIDS AS PER ASTM D 446
NI835C : VISCOMETER : SUSPENDED LEVEL : SHORTENED FORM: AS PER BS/IP/SL(S) AND ASTM D 446
NI835e: Viscometer: Cannon-Fenske: Direct Flow (Routine) Type for Transparent Liquids: As per BS/IP/CF and ASTM D 446
