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Industrial Preservative, XK-03II


1. XK-03II is a long-acting broad-spectrum preservative which can kill multiple bacteria, fungi, and yeast. Using the concentration of 0.2-1.5% can achieve good bacteriostatic effect.

2. Its applicable range of pH is 5-11 which is wider than similar products.

3. Stability: This product can store in the temperature from -2 ℃ to 35 ℃ for one year without change.

4. Low toxicity: it doesn’t contain any heavy metal and halogen compound.

5. This product doesn’t contain formaldehyde. It only has small smell.

Physical and chemical indicators:

Items Indicators
Appearance Light gray to white powder
Effective components 85%
Melting point(℃) 240 ℃
Stability Stable below 40 ℃

Minimum inhibitory concentration (MIC):

Microbial MIC/(mg/kg)
Aspergillus niger 20
Aspergillus flavus 50
Aspergillus variecolor 40
Ball Chaetomium 10
Cladosporium herbarum 20
Penicillium citrinum 40
Yuan's Paecilomyces 6
Alternaria 15
Trichoderma viride 50
Bacillus megaterium 15
Bacillus coli 10
Staphylococcus aureus 15
Bacillus subtilis 15
Pseudomonas fluorescens 100
Beer yeast 30
Alcohol yeast 10

In water-based system such as starch paste, adhesive, plant adhesives, gouache paint, and waterborne coatings/inks, generally use the concentration of 0.2-1.5% (w/w) which depends on whether the product is susceptible to microbial erosion and the storage environment of the product.

Safety performance:
Acute oral lethal dose for mice (LD50) is 1500mg/kg.

Packaging and Storage:
25kg/pack, storage at room temperature for 12 month.

This product can be added in any process, but you’d better to add it before paint grinding in order to disperse it more adequately in the product system. When using it, wear protective clothing, rubber gloves, goggle and mask to avoid it contacting with your skin, eyes and mucous membranes.

Nantong Boda Biochemistry Co., Ltd. specializes in producing preservatives, fungicides, and pesticides for a wide range of daily products. Formerly Xinke Daily Chemical Co. and established in 1999, our company was renamed Nantong Boda Biochemistry Co., Ltd. in 2003. The same trademark, “XK,” is still used. The XK brand is well-known and favored by international manufacturers in the fields of cosmetics, construction, home decor, water treatment, textiles, cleaning products, and paper. Our main products--wood protection and kathon-based preservatives--are widely used in many countries, and the feedback from our clients is universally positive. Our products kill and inhibit the growth of bacteria, mildew, and fungi, so your products can remain fresh for extended periods of time.
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