Coffee review

Classification standard of high-quality coffee beans Yunnan coffee bean special first-class standard

Published: 2024-09-17 Author: World Gafei
Last Updated: 2024/09/17, The first-class appearance and sensory characteristics project requires that the special-level sensory aroma, flavor and taste are very good. The appearance should be light blue or light green. Physical index item special level (7.1mm) test method granularity / >, 90 DB53/T 154.6 broken beans / (%), 5 DB53/T 154.8 discolored beans / (%), 1.0 DB53/T 154.8 foreign bodies / (%), 0.1 DB53/

Special level

Appearance and sensory properties

Project

To ask for

Special level

Sensory organs

The aroma, flavor and taste are all good.

Appearance

It should be light blue or light green.

Physical index

Item

Special level (7.1mm)

Inspection method

Particle size / >,%

90

DB53/T 154.6

Broken beans / (%), ≤

5

DB53/T 154.8

Discolored beans / (%), ≤

1.0

DB53/T 154.8

Foreign object / (%), ≤

0.1

DB53/T 154.8

Chemical index

Item

Index mark

Inspection method

Water content (%)

≤ 12.5

ISO1447

Ash (%)

≤ 4.2

GB/T5009.4

Water extract (%)

≥ 20.0

GB/T8305

Caffeine (%)

≤ 1.2

GB/T16344

Total sugar (%)

≥ 9.0

GB/T16286

Egg white (%)

≥ 11.0

GB/T5009.5

Crude fat (%)

≥ 5.0

GB/T5009.6

Crude fiber dimension (%)

≤ 35.0

GB/T5009.10

Sanitary index

Item

Index mark

Inspection square method

Arsenic (in As, mg/kg)

≤ 0.5

GB/T5009.11

Lead (in Pb, mg/kg)

≤ 0.5

GB/T5009.12

Copper (in Cu, mg/kg)

≤ 20.0

GB/T5009.13

Six, six, six (mg/kg)

Not allowed to check out

GB/T5009.19

DDT (mg/kg)

Not allowed to check out

GB/T5009.19

(this article is reprinted)

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