HG/T 2991-1999 Direct Turquoise Blue LG (Direct Fast Turquoise Blue GL) HG/T2991-1999 Standard download decompression password: www.bzxz.net

1CS-71.100-01
Chemical Industry Standard of the People's Republic of China
(1999)）
1999-04-20 Issued
2000-04-01 Implementation
Petroleum and Petrochemical Industry of China
Inspection No.: 2821-1959
HIG/72991-1999
This standard is based on 1IG/291-1982 "Technical Resistance Monitoring System for Steel Products in the Chemical Industry" (1. Before revision or this standard is in accordance with IIG/T2SS:1932, the new name of the manufacturer shall be used according to the original provisions of the H391 material product naming. The color fastness and melting change shall be measured according to the method determined by the standard and the indicators shall be determined: the spectral curve table and spectral line diagram have been cancelled , from the implementation of the standard, the standard is A Ling HG/T29011S8?. The former Ministry of Chemical Industry of the People's Republic of China proposed this standard. The original unit of this standard is Beijing Dyestuff Factory and Beijing Institute of Mining and Industry. The main drafters of this standard are Zhang Wu, Bei Jing, Gong Jingwen, Zhang Shijin and Liu Xiang. This standard was issued as a national standard in 1979 and was first reviewed in 1982. It was adjusted to a recommended standard in 1999. 1 Industry version number FIG/T89S1-933.
|1 Scope
Chemical Industry Standard of the People's Republic of China
Direct Turquoise LG
(Direct Fast Turquoise GL)
Direct Iurquotse LG
HG/T 2991 7999
Replacement HG/T991982
This standard specifies the requirements for direct indigo plant 1.1, sampling, test methods, inspection rules and labeling, labeling, packaging, transportation and storage.
This standard applies to the direct indigo plant 1.2 obtained by the process of oxidizing with fuming acid and then neutralizing with carbonate. The product is mainly used for printing on silk and cotton fabrics.
(SO,N B);
Molecular formula.tsHO.NSCuNa
Physical mass: 780.17 (according to the International Relative Atomic Spectrum in 1995) 2 Referenced standards
The following standards contain provisions that are incorporated into this standard through reference. When this standard is published, the versions shown are valid, and all standards will be revised. Parties using this standard should explore the possibility of using the new version in the table. GB/T 237- ..94
Dyeing method for determination of general conditions for dyeing
GB/72373:801
Determination of color, shade and temperature of dyestuffs Method for determination of dye content in dyestuffs
GE/T 238I-4
GB/T 2383-80
Determination of dye content
C/12386EC
Determination of moisture content in dyestuffs 371.1-935 General determination of stability of aqueous dye solutions GB/T
GB/T SU20
Textile color rate world test state color card (cg15 () ~ 95-X12: 993) m
GB32.8-1397 color half-degree test color flow resistance test 3 (g15005-03: 198) G3/3221995
Textile color rate test method (u1SO1C5EC4: 1934) GB/T5713-1W7
GB/T 6133-1997
Gk/T B427
Yao fabrics
Building fabrics
Color sound test brush water quick benefit 05-01
Also semi-standard test
And hot pressing color ratio should (1s005K11:1)
Also color test with light color semi-degree test class (cqVJSO105-B92·19R1) National Bureau of Petroleum and Chemical Industry 1999-04-70 approved 2000-04-01 implementation
3 requirements
3.1 Appearance
Gray to some color will be the end:
3.2 Technical requirements
HG/T2991-1999
Directly supervise the quality of L in accordance with the provisions of Table 1, Table 1 directly according to the cumulative technical requirements of G
Only light puff standard products:
Test and make up standard products
This is a small bamboo sundries, %
Can change r
Thin through 1 drive down the gold content after
Note: All do package starch special small! The appropriate text of the product is the dynamic points of the standard sample, 3.3 Color fastness
Directly supervise the dyeing of cotton version 1 The color sound must not be expressed? The provisions. Table 2 Direct double blue T-East color chromaticity
Pear color Han type
Eat color!
Discoloration, manual
Note: 1/1 you come to collect some deep skin when +: (u.1) Sampling
Low-micro
Resistant to warehouse
Sampling is done in batches. The products produced at one time are taken as a batch, and the products with the same production batch number received are taken as a batch. Deep samples are taken from 10% of the packages of each batch of production, and the sampling of small products shall not be less than 3 packages. When sampling, the next new sampling shall be carried out. Do not calculate other impurities that fall into the product. The total amount of samples shall not exceed 20. The sampled products are fully divided into two clean and dry ground-mouth bottles, labeled, etc., production description: manufacturer name, product name, batch number, sampling date, comparison Points for the total number of detailed names of the collectors, one bottle for inspection age: bottle with stone system sealed storage preparation: 5 test and method
5.1 external filtration
adopt visual assessment,
5.2 dyeing color clarity strength determination
funeral conditions
according to the relevant provisions of 23
5-2-2 dyeing socks degree
0.: dyeing Jinxin multi-cotton dream cloth ratio 1:217.0
E.2.3 English liquid self-made
HG/T 2991—1999
According to the requirements of GB2375, the dye bath should be prepared according to the requirements of 5.5.g/U: standard sample performance
3.5g/5001 test oil
5Cg. water-based acid carboxylic acid solution
1G1z water-based adenine chain reduction solution
5.2.4 Dyeing agent
According to the requirements 2575, the single color leakage is 90~s5 center, the duration is 45min.5.2.5 The evaluation of aging and deterioration
is carried out in accordance with the relevant conditions of G/T?4.
5.3 The determination of impurities not exceeding the required content is carried out in accordance with the conditions of GB/T/28.
5.4 The determination of water content
is carried out in accordance with the provisions of GB/T23.
5.5 The determination of fine method
is carried out in accordance with the provisions of GB/T/2383.
5.6 Determination of economic brightness wwW.bzxz.Net
Perform according to the provisions of K3671-1
5.7 In the determination of color fastness of dyeing, the color fastness of color space shall be determined according to the provisions of G5/T3920, and the determination of color fastness of finished product shall be carried out according to the provisions of G5/T3921.3. The determination of color fastness to heat shall be carried out according to the provisions of G5/T571.1. The determination of light fastness to heat shall be carried out according to the provisions of G5152. The determination of light fastness to heat shall be carried out according to the provisions of G5/T571.1. E Inspection rules
6.1 Inspection categories
In this standard, 3.1~.2 are type or diagnostic inspections. 3.1 and 3.* are factory inspection items. The items in 3 shall be inspected once a year during normal production:
5. 2 2: Production 1 Inspection
This should be done by the factory's quality inspection department, and all products should be in compliance with the current standards. Each batch of products should have a certain quality certificate. 6. 3 User acceptance
The user unit shall conduct acceptance inspection on the modified products according to the provisions of the previous standards, and must verify whether they meet the requirements of this standard.
! 7. Labeling, labeling, packaging, transportation and storage: Labeling
HG/I2991—1999
The packaging of plastic products should have obvious signs, including: 4. Manufacturer name, address, product name, trademark, production date, batch number and label number, etc. 7.2 Labeling
Each plastic product packaged by the company is attached with a label of a certain format, which contains the manufacturer name, manufacturer, product weight, label, batch number, gross weight, etc. 7.3 Packaging
Direct use.G is packed in iron barrels lined with plastic, net weight of each barrel is 25kg minus 0k, and its packaging is determined by the user. 1.4 Transportation and storage
Avoid exposure to heat and moisture during transportation and storage. Handle with care during transportation: Avoid excessive storage during transportation. 12
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