Buffered NaCl Peptone Solution pH 7.0 + N - For Microbiology Lab Testing

Diluents with neutralizers for detection and enumeration of microorganisms.

Buffered NaCl Peptone Solution pH 7.0 is a diluent described by the Harmonized USP/EP/JP Pharmacopoeia for the microbiological examination of non-sterile products. This solution also conforms to ISO 21149 for the detection of viable microorganisms in cosmetics. 

TYPICAL FORMULA* (Per Litre of Purified Water) 

Buffered NaCl Peptone Solution pH 7.0 + N is supplemented as follows:  
Lecithin       3.0 g
Histidine     1.0 g
Polysorbate 80 30 ml

Buffered NaCl Peptone Solution pH 7.0 + NT, in addition to all the ingredients listed above, contains: 

Sodium Thiosulfate Pentahydrate 5.0 g
 *Formula may be adjusted and/or supplemented as required to meet performance specifications.