This product is a dual active broad spectrum biocide for the preservation of industrial water-based products against spoilage from bacteria,yeasts and fungi.MBS is similar with famous brand Acticide MBS.

1.  Active matter

1,2-benzisothiazolin-3-one and  2-methyl-4-isothiazolin-3-one

CAS No.: 2634-33-5 and 2682-20-4

2.  Specifications

Appearance (20°C):    White to light-yellow solution

pH: 8.0 – 9.5

Content of active substance Approx.: 5%

3.  Properties

Composition： An aqueous solution of

1,2-benzisothiazolin -3-one (BIT) and 2-methyl-4-isothiazolin-3-one

Boiling point: 100℃

Storage stability: Stable under normal conditions of storage 

down to 0℃. If frozen,allow to thaw and stir 

well before use.Active agents are heat-stable and non-volatile             

Flash point：Boils without flashing

Compatibility：Compatible and effective over；PH range 3-10. 

The using temperature is less than 80℃

4.  Antimicrobial Performance

Micro-organism                          MIC*(ppm)

Bacteria

Alcaligenes faecalis                         50

Bacillus subtilis                             20

Burkholderia cepacia                        50

Pseudomonas aeruginosa                   50

Pseudomonas putida                        65

Escherichia coli                             50

Streptococcus lactis                         50

Fungi

Aspergillus niger                           150

Alternaria alternate                         300

Fusarium solani                            230

Aspergillus versicolor                        50

Yeasts

Candida albicans                           500

Rhodotorula mucilaginosa                    75

Saccharomyces cerevisiae                   250

5.    Applications

MBS preservative with the very different modes of action of the active agents is particularly effective in preserving a wide range of industrial aqueous-based products from bacterial and fungal spoilage. Application areas include:

Preservative for latices

Preservative for paints and coatings

Water-based adhesives

Pigment cakes/dispersions

Preservative for Oil-in-Water emulsions

Preservative for building materials

Household products

Preservative for metal working fluids

Textile auxiliaries

6.    Directions for use

Product                                      Concentration(%w/w)

Preservative for lattices                            0.1-0.5%

Preservative for paints and coatings                 0.1-0.5%

Water-based adhesives                            0.1-0.5%

Pigment cakes/dispersions                         0.05-0.3%

Preservative for Oil-in-Water emulsions               0.1-0.5%

Preservative for building materials                    0.1-0.5%

Household products                                0.05-0.4%

Preservative for metal working fluids                  0.15-0.5%

Textile auxiliaries                                   0.1-0.5%

7.    Packing and Storage

1000kg IBC or 25kg/PE drum. A shelf life of 1 year is expected if material is stored in sealed original packaging.