Instrument Model

LR-A355

Swinging Amplitude of the Stirring Paddle

Less than or equal to 0.4 mm (≤ 0.4 mm)

Swing Amplitude of the Rotating Basket

Less than or equal to 0.4 mm (≤ 0.4 mm)

Deviation Between the Rotating Shaft and the Axis of the Dissolution Cup

Less than or equal to 1.0 mm (≤ 1.0 mm)

Speed Regulation Range

(10 - 250) RPM (Revolutions Per Minute)

Rotational Speed Resolution

0.1 revolutions per minute (0.1 RPM)

Steady-State Error

±0.3 revolutions per minute or less (±0.3 RPM or less)

Temperature Adjustment Range

Room temperature to 50.0℃ (Note: Corrected from "Room temperature: -50.0℃" for logical consistency, assuming it refers to a range starting from room temperature up to 50.0℃)

Temperature Resolution

0.1 degrees Celsius (0.1℃)

Temperature Control Error

±0.2 ℃ or less

Solvent Temperature Monitoring

12-channel

Resolution of Solvent Temperature Monitoring

0.1 degrees Celsius (0.1℃)

Number of Dissolution Cups

Twelve (12)

Automatic Center Positioning

Yes

Storable Experimental Methods

200 items

User Management

100 users (Note: Clarified from "One hundred" to specify the count of manageable users)

Sampling Volume Range

2 - 10 ml

Number of Automatic Sampling Times

Twenty (20)

Automatic Positioning of Sampling Needle

Automatic positioning

Touch Screen

High-definition LCD touch screen

Pipeline Function

Automatic pipeline cleaning and automatic drainage functions

Sampling and Fluid Replacement

Automatic sampling and constant-temperature liquid replenishment