GB/T 8131-2009Method for inspection of raw marmot skins (English PDF)

2.1

In the same conditions, the same species or the same inspection lot for an inspection lot.

2.2

Because lying does not move for a long period of hibernation, neck or back plush squeezed into a spin to shape called Trichinella.

4.2 Site

Test site suitable light, avoid direct sunlight and the light is too dark.

4.3 Program

Look at the hair surface, then kanban side, then measure the length, in conjunction with the disability area, comprehensive assessment.

4.4 Method

4.4.1 matte

Hair on the face, head toward the inside on the desk with one hand after pressing the hips, with one hand holding the head, the use of force wrist shake up and down

Paper plate several times so stuffed up all the loose, restored to its natural state, easy to observe the matte side.

4.4.1.1

jitter while fur, followed by observation of guard hair full, smooth, flexible, smooth and level. See plush color, presence or absence of Trichinella

And disability.

4.4.1.2

hand fingers straight, to push against hair plush, stuffed with hair to pressure determines the length and coarseness plush; the presence or absence of dark velvet feel

And other injuries, while viewing the bottom of the pile of disability, and whether the defects fall velvet.

4.4.2 board

Flip leather plate, the plate facing up, to see whether a complete clean skin type, with or without meat scraps, fat blocks and black, rotting; plate size and fine quality oil tough

The degree of disability severity and location site. After both hands Qingnie hips and neck skin plate Paper Plates determine the strength and uniformity.

4.5 Area

4.5.1 Area Measurement

Face upward, naturally flat on the work surface. Measure the length from the middle of the neck to the base of the tail; width selected from the appropriate parts of the waist measured out.