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Oeko-Tex Standard 100 ecological textile certification

2023-11-06

Oeko-Tex Standard100 certification

Oeko-tex Standard 100 is Oeko-TexStandard100 certification.

Oeko-Tex Standard 100 was formulated in 1992 by the German Hohenstein Research Association and the Vienna-Austrian Textile Research Association. There are now 15 testing associations whose main task is to detect harmful substances in textiles and determine their safety. Oeko-Tex Standard 100 is the most widely used ecolabel for textiles.

The standards specified by Oeko-Tex Standard 100 are based on the latest scientific knowledge and specify limits for the content of harmful substances in yarns, fibers and various types of textiles. Only manufacturers that provide demonstrable quality guarantees in accordance with strict testing and inspection procedures are allowed to use the Oeko-Tex label on their products.

 

Oeko-Tex Standard 100 textile ecology terminology can be understood in three aspects as follows:

1. Production ecology

This means that the production and manufacturing processes of fibers, textiles and clothing should be environmentally friendly. At the same time, reasonable conditions can be met for maintaining air purity, maintaining water purity, waste treatment, and noise-free protection.

2. Human Ecology

This is based on the impact of clothing on the user and their surroundings. According to our current understanding, substances harmful to the human body must be avoided during normal use of textiles.

3. Dealing with Ecology

The concept is based on the treatment of textiles, including its recycling, decomposition without releasing harmful substances, and heat removal without compromising the purity of the air.

 

Oeko-Tex Standard 100 product classification

Since February 1997, Oeko-Tex Standard 100 has divided products into four categories, replacing the previous 16 product groups. For applicants, this textile

Categories are easier and simpler. This standard is a classification of product grades based on textile uses. These products include not only finished products, but also unprocessed raw materials and accessories.

The different uses and detection methods of the product constitute the following different levels:

Baby products (Class I products)

All fabrics, raw materials and accessories used to make clothing for infants and children under two years of age, except leather clothing.

Products in direct contact with skin (Class II products)

Most of the materials are fabrics that come into direct contact with the skin when worn. (Such as: tops, shirts, underwear, etc.)

Products that do not come into contact with skin (Category 3 products)

When wearing, only a small part directly contacts the skin, and most of the fabric does not come into contact with the skin. (Such as: filling, lining, etc.)

Decorative materials (four categories of products)

All products and raw materials for sewing upholstery such as tablecloths, wall coverings, furniture fabrics, curtains, upholstery fabrics, floor coverings, window mats, etc.

The standard stipulates very strict conditions for products for infants and toddlers: for example, the formaldehyde limit is 20ppm, while the formaldehyde limit for products in direct contact with the skin, such as bedding, underwear, shirts and loose tops, is 75ppm. Formaldehyde content in products that do not come into direct contact with the skin, such as outerwear (men's and women's suits, coats) and household decorations (tablecloths, decorative fabrics, curtains, fabrics on furniture, mattresses), only needs to be less than 300 ppm. For comparison, the formaldehyde content of an apple is at least 20ppm.

Formaldehyde in cosmetics is used as a preservative. Products such as mouthwash must be notified if the formaldehyde content exceeds 100 ppm. By law, textiles must be declared if their formaldehyde content is 1,500 ppm or higher.

 

The significance of Oeko-Tex Standard 100 certification

Since the introduction of Oeko-Tex Standard 100, approximately tens of thousands of companies in the textile and fabric industry around the world have been awarded the "Confidence in Textiles" certificate. Textile and clothing companies cannot use the Oeko-Tex Standard 100 textile hazardous substance testing mark unless their products have passed testing and certification by an approved testing association, or have received a testing number. The certificate is valid for one year and is only applicable to the product category tested.

Large textile companies and mail-order companies now tell consumers that the textiles they are selling have been tested for harmful substances according to Oeko-Tex Standard 100.

Companies that produce children's clothing, bedding, or textiles worn against the skin such as underwear and bras are fully subject to the inspection mark. Some individual companies are testing all their products to Oeko-Tex Standard 100. Because consumers trust products on the market that are printed with the Oeko-Tex Standard 100 logo.

The members of the Oeko-Tex Standard 100 International Association employ the best scientific knowledge to perform testing according to the same procedures and rules. Since the testing content of this standard was expanded in February 1997, 22 pesticides are now tested instead of the previous 8; 20 sensitive-inducing dyes are now rejected to replace the previous 8;

Trichlorophenol has been proven in practice to be a substitute for pentachlorophenol.


Oeko-Tex Standard 100 involves major chemical items and limits


Test items

product level

ibaby
_

II
Direct contact with skin

III
No direct contact with skin

IV
Home Furnishing Materials

pH value (PH)

4.0-7.5

4.0-7.5

4.0-9.0

4.0-9.0

Formaldehyde [mg/kg]

nd

75

300

300

Extractable heavy metals [mg/kg]

Sb ( antimony)

30.0

30.0

30.0

 

As ( Arsenic)

0.2

1.0

1.0

1.0

Pb ( lead)

0.2

1.0

1.0

1.0

Cd ( Cadmium)

0.1

0.1

0.1

0.1

Cr ( chromium)

1.0

2.0

2.0

2.0

Cr(VI) chromium (hexavalent)

5.0

5.0

5.0

5.0

Co ( cobalt)

1.0

4.0

4.0

4.0

Cu ( copper)

25.0

50.0

50.0

50.0

Ni ( Nickel)

1.0

4.0

4.0

4.0

Hg ( mercury)

0.02

0.02

0.02

0.02

Heavy metals in digested samples [mg/kg]

Pb ( lead)

90.0

90.0

90.0

90.0

Cd ( Cadmium)

50.0

100.0

100.0

100.0

Pesticide [mg/kg]

0.5

1.0

1.0

1.0

Pentachlorphenol (PCP) Pentachlorophenol

0.05

0.5

0.5

0.5

Tetrachlorphenol (TeCP), Total

0.05

0.5

0.5

0.5

Phthalates [w-%]

DINP, DNOP, DEHP, DIDP, BBP, DBP, DIBP, DIHP, DHNUP, DHP, DMEP, DPP, Total

0.1

DEHP, BBP, DBP, DIBP, DIHP, DHNUP, DHP, DMEP, DPP, Total

0.1

0.1

0.1

Organotin compounds [mg/kg]

TBTtributyltin compound

0.5

1.0

1.0

1.0

TPhTtriphenyltin compound

0.5

1.0

1.0

1.0

DBT dibutyltin compound

1.0

2.0

2.0

2.0

DOTdioctyltin compound

1.0

2.0

2.0

2.0

Other residual chemicals

OPP o-phenylphenol [mg/kg]

50.0

100.0

100.0

100.0

Aromatic amines [mg/kg]

nd

nd

nd

nd

PFOS perfluorooctane sulfonyl compound [μg/m2]

1.0

1.0

1.0

1.0

PFOA perfluorooctanoic acid [mg/kg]

0.1

0.25

0.25

1.0

SCCP short chain chlorinated paraffin [w-%]

0.1

0.1

0.1

0.1

TCEP tris(2-chloroethyl)phosphate [w-%]

0.1

0.1

0.1

0.1

DMFu [mg/kg]

0.1

0.1

0.1

0.1

Decomposable aromatic amines

Not allowed to use

Not allowed to use

Not allowed to use

Not allowed to use

carcinogen

Not allowed to use

Not allowed to use

Not allowed to use

Not allowed to use

Allergens

Not allowed to use

Not allowed to use

Not allowed to use

Not allowed to use

other

Not allowed to use

Not allowed to use

Not allowed to use

Not allowed to use

Chlorinated benzene and chlorinated toluene [mg/kg]

1.0

1.0

1.0

1.0

Polycyclic aromatic hydrocarbons [mg/kg]

Benzo[a]pyrene

0.5

1.0

1.0

1.0

total

5.0

10.0

10.0

10.0

PBB, TRIS, TEPA, pentaBDE, octaBDE, DecaBDE, HBCDD, SCCP, TCEP

Not allowed to use

Not allowed to use

Not allowed to use

Not allowed to use

Residual solvent [w-%]

NMP

0.1

0.1

0.1

0.1

DMAc

0.1

0.1

0.1

0.1

DMF

0.1

0.1

0.1

0.1

Residual surfactant, wetting agent [mg/kg]

OP, NP, total

50.0

50.0

50.0

50.0

OP, NP, OP(EO)1-2, NP(EO)  1-9Total

500.0

500.0

500.0

500.0

Color fastness (staining)

Water resistant

3

3

3

3

Resistant to acidic sweat

3-4

3-4

3-4

3-4

Resistant to alkaline sweat

3-4

3-4

3-4

3-4

Resistant to dry friction

4

4

4

4

Resistant to saliva and sweat

firm

 

 

 

Volatiles released [mg/m3]

FormaldehydeFormaldehyde [50-00-0]

0.1

0.1

0.1

0.1

Toluene [108-88-3]

0.1

0.1

0.1

0.1

Styrene styrene[100-42-5]

0.005

0.005

0.005

0.005

Vinylcyclohexene [100-40-3]

0.002

0.002

0.002

0.002

4-Phenylcyclohexene [4994-16-5]

0.03

0.03

0.03

0.03

Butadiene [106-99-0]

0.002

0.002

0.002

0.002

Vinylchloride [75-01-4]

0.002

0.002

0.002

0.002

Aromatic hydrocarbons

0.3

0.3

0.3

0.3

organic volatiles

0.5

0.5

0.5

0.5

Odor determination

overall

odorless

odorless

odorless

odorless

SNV 195 651 ( as amended)

3

3

3

3

asbestos fiber

Not allowed to use

Not allowed to use

Not allowed to use

Not allowed to use


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