ProSciTech offers a range of chemical buffers designed for precise pH control in laboratory, histology, microscopy, and research applications. 

Buffer solutions are used in sample preparation, staining protocols, biological assays, and analytical procedures where stable pH conditions are critical. Suitable for teaching, diagnostic, and research laboratories, the range supports consistent and reproducible results across routine and specialised workflows.  

Options for biological, chemical, and research applications - Reliable performance for routine and specialised use - Australian stock available on selected products.

CHEM Buffers

Code Title Option 1 Option 2 Option 3 Availability* Price
EMS26671-02 Acetate buffer (DG) 6.5-8.0 500ml No ETA AU $91.00
EMS11482-42 Acetate buffer 0.2M (DG) 4.2 500ml 0 in stock (?) P.O.R. Quote
EMS11482-50 Acetate buffer 0.2M (DG) 5 500ml 0 in stock (?) P.O.R. Quote
EMS11482-56 Acetate buffer 0.2M (DG) 5.6 500ml 0 in stock (?) P.O.R. Quote
EMS11480 Acetate buffer 0.2M, 3.5-5.6pH 3.5 - 5.6 225ml 0 in stock (?) P.O.R. Quote
EMS11482 Acetate buffer 0.2M, 3.5-5.6pH 3.5 - 5.6 500ml 0 in stock (?) P.O.R. Quote
EMS11455-78 Borate buffer 7.8 500ml No ETA AU $110.00
EMS11455-82 Borate buffer 8.2 500ml No ETA AU $113.00
EMS11455-90 Borate buffer 9.0 500ml No ETA AU $113.00
EMS26303-03 Borate buffer 0.1M 9 500ml No ETA AU $95.00
EMS64142-07 Citrate buffer 6 100ml No ETA AU $165.00
EMS64142-08 Citrate buffer 6 1L No ETA AU $305.00
EMS11490 Citrate buffer 0.1M 4.6-6.2 225ml No ETA AU $66.00
EMS11492 Citrate buffer 0.1M 4.6-6.2 500ml No ETA AU $88.00
EMS11492-04 Citrate Buffer 0.2M 4.0 1L No ETA AU $167.00
EMS11492-06 Citrate Buffer 0.2M 6.0 1L No ETA AU $171.00
EMS11772-05 D-Phosphate buffer saline formula Formula I, 0.15M 500ml No ETA AU $97.00
EMS11772-10 D-Phosphate buffer saline formula Formula I, 0.15M 1L No ETA AU $146.00
EMS11773-05 D-Phosphate buffer saline formula Formula II, 0.19M 500ml No ETA AU $96.00
EMS11773-10 D-Phosphate buffer saline formula Formula II, 0.19M 1L No ETA AU $147.00
EMS11774-05 D-Phosphate buffer saline formula Formula III, 0.15M 500ml No ETA AU $105.00
EMS11774-10 D-Phosphate buffer saline formula Formula III, 0.15M 1L No ETA AU $154.00
EMS11765-05 Earl's balanced salt solutions Formula I, 0.157M 500ml No ETA AU $86.00
EMS11765-10 Earl's balanced salt solutions Formula I, 0.157M 1L No ETA AU $137.00
EMS11766-05 Earl's balanced salt solutions Formula II, 0.152M 500ml No ETA AU $86.00
EMS11766-10 Earl's balanced salt solutions Formula II, 0.152M 1L No ETA AU $140.00
EMS11767-05 Earl's balanced salt solutions Formula III, 0.157M 500ml No ETA AU $86.00
EMS11767-10 Earl's balanced salt solutions Formula III, 0.157M 1L No ETA AU $140.00
EMS64142-09 EDTA buffer (10X) 8.5 100ml No ETA AU $165.00
EMS64142-10 EDTA buffer (10X) 8.5 1L No ETA AU $303.00
AEMSPH-10 Electrode pH calibration buffer (EMS) 10 3 x 40ml No ETA AU $48.00
AEMSPH-4 Electrode pH calibration buffer (EMS) 4.01 3 x 40ml No ETA AU $48.00
AEMSPH-7 Electrode pH calibration buffer (EMS) 7 3 x 40ml No ETA AU $48.00
EMS11768-05 Hank's balanced salt solutions Formula I 500ml No ETA AU $91.00
EMS11768-10 Hank's balanced salt solutions Formula I 1L No ETA AU $146.00
EMS11769-05 Hank's balanced salt solutions Formula II 500ml No ETA AU $91.00
EMS11769-10 Hank's balanced salt solutions Formula II 1L No ETA AU $151.00
EMS11770-05 Hank's balanced salt solutions Formula III 500ml No ETA AU $93.00
EMS11770-10 Hank's balanced salt solutions Formula III 1L No ETA AU $151.00
AHEP68-1L Hepes buffer solution 6.8 1L 0 in stock (?) AU $194.00
EMS11494 Hepes buffer solution, 0.2M 7.0-8.0 500ml No ETA AU $86.00
C018 Hepes buffer, powder 7.0-8.0 25g No ETA AU $54.00
C0181 Hepes buffer, powder 7.0-8.0 100g No ETA AU $133.00
EMS18010 Magnesium chloride hexahydrate, ACS grade 100g No ETA P.O.R. Quote
EMS18041-05 Michel's buffer 7.4 500ml No ETA AU $86.00
EMS18041-10 Michel's buffer 7.4 1L No ETA AU $145.00
EMS11582-05 Millonig's phosphate buffer, 0.2M 7.4 500ml No ETA AU $88.00
EMS11582-10 Millonig's phosphate buffer, 0.2M 7.4 1L No ETA AU $147.00
EMS18900 Mops biological buffer 6.5-7.9 100g No ETA AU $168.00
EMS11162 PHEM buffer 0.1M 225ml No ETA AU $139.00
EMS11163 PHEM buffer 0.1M 500ml No ETA AU $222.00
EMS11164 PHEM buffer 0.2M 225ml No ETA AU $139.00
EMS11165 PHEM buffer 0.2M 500ml No ETA AU $220.00
EMS19340-60 Phosphate buffer 0.1M (EMS) 6 1L No ETA AU $159.00
EMS19340-65 Phosphate buffer 0.1M (EMS) 6.5 1L No ETA AU $74.00
EMS19340-70 Phosphate buffer 0.1M (EMS) 7 1L No ETA AU $159.00
EMS19340-72 Phosphate buffer 0.1M (EMS) 7.2 1L No ETA AU $159.00
EMS19342-10 Phosphate buffered saline, 10X (EMS) 7.4 1L No ETA AU $147.00
EMS19342-40 Phosphate buffered saline, 10X (EMS) 7.4 3785ml No ETA AU $389.00
EMS19344-10 Phosphate buffered saline, 1X (EMS) 7.4 1L No ETA AU $135.00
EMS19344-20 Phosphate buffered saline, 1X (EMS) 7.4 3785ml No ETA AU $345.00
EMS19343-10 Phosphate buffered saline, 2X (EMS) 7.4 1L No ETA AU $143.00
EMS19343-40 Phosphate buffered saline, 2X (EMS) 7.4 3785ml No ETA AU $368.00
APBS-1L Phosphate buffered saline, pH 7.4 7.4 1L 0 in stock (?) AU $130.00
EMS11610 Pipes buffer solution 0.3M 5.5-6.0 500ml No ETA AU $146.00
C022 Pipes buffer, powder 6.4-7.2 25g No ETA AU $119.00
C0221 Pipes buffer, powder 6.4-7.2 100g No ETA AU $353.00
EMS62706-10 R-buffers for antigen retriever slide stainer 6.0 (A) 250ml No ETA AU $186.00
EMS62706-11 R-buffers for antigen retriever slide stainer 8.0 (B) 250ml No ETA AU $186.00
EMS62706-13 R-buffers for antigen retriever slide stainer 6.0 (U) 250ml No ETA AU $186.00
EMS62707-10 R-buffers for antigen retriever slide stainer 6.0 (Ag) 250ml No ETA AU $186.00
EMS62707-11 R-buffers for antigen retriever slide stainer 8.0 (Bg) 250ml No ETA AU $186.00
EMS62707-12 R-buffers for antigen retriever slide stainer 4.5 (Cg) 250ml No ETA AU $186.00
EMS62707-13 R-buffers for antigen retriever slide stainer 6.0 (Ug) 250ml No ETA AU $186.00
EMS62719-10 R-Universal epitope recovery buffer 125ml No ETA AU $433.00
EMS62719-20 R-Universal epitope recovery buffer 500ml No ETA AU $660.00
EMS15953 Sodium cacodylate buffer 7.4 10 x Vials/10ml No ETA AU $114.00
EMS11654 Sodium cacodylate buffer 0.4M 7.2 500ml No ETA AU $176.00
EMS11655 Sodium cacodylate buffer 0.4M 7.2 1L No ETA AU $297.00
EMS11650 Sodium cacodylate buffer solution 0.2M 7.4 225ml No ETA AU $93.00
EMS11652 Sodium cacodylate buffer solution 0.2M 7.4 500ml No ETA AU $133.00
EMS11653 Sodium cacodylate buffer solution 0.2M 7.4 1L No ETA AU $250.00
C216 Sodium hydrogen phosphate, monobasic 4.1-4.5 500g No ETA AU $114.00
EMS11682-05 Sorensen's phosphate buffer 0.15M 7.4 500ml No ETA AU $100.00
EMS11682-10 Sorensen's phosphate buffer 0.15M 7.4 1L No ETA AU $150.00
EMS11600-05 Sorensen's phosphate buffer 0.2M 7.2 500ml No ETA AU $90.00
EMS11600-10 Sorensen's phosphate buffer 0.2M 7.2 1L No ETA AU $147.00
EMS11600-40 Sorensen's phosphate buffer 0.2M 7.2 4L No ETA AU $415.00
EMS11601-10 Sorensen's phosphate buffer 0.2M 7.4 1L No ETA AU $152.00
EMS11601-40 Sorensen's phosphate buffer 0.2M 7.4 4L No ETA AU $406.00
ASOR68C-1L Sorensen's phosphate buffer 2M 6.8 1L 0 in stock (?) AU $119.00
ASOR68C-5L Sorensen's phosphate buffer 2M 6.8 5L 0 in stock (?) AU $356.00
EMS11500 Sym-collidine buffer kit (DG) 7.4 Each No ETA P.O.R. Quote
EMS11510 Sym-collidine buffer kit (DG) 7.4 Pack/5 No ETA P.O.R. Quote
EMS11730-05 Tris buffer 0.2M 8 250ml No ETA AU $75.00
EMS11730-06 Tris buffer 0.2M 8 500ml No ETA AU $105.00
EMS64142-11 Tris buffer, 10x 10 100ml No ETA AU $167.00
EMS64142-12 Tris buffer, 10x 10 1L No ETA AU $301.00
EMS11730-08 Tris buffered saline, pH 7.4 7.4 250ml No ETA AU $75.00
EMS11730-09 Tris buffered saline, pH 7.4 7.4 500ml No ETA AU $105.00
EMS11700 Tris crystal reagent 100g No ETA AU $64.00
EMS11720 Tris crystal reagent 500g No ETA AU $193.00
EMS11730 Tris Maleate buffer 0.2M 6.4-8.0 250ml No ETA AU $75.00
EMS11740 Tris Maleate buffer 0.2M 6.4-8.0 500ml No ETA AU $105.00
EMS11730-20 Tris-HCL buffer 7.2-9.0 250ml No ETA AU $75.00
EMS11730-25 Tris-HCL buffer 7.2-9.0 500ml No ETA AU $105.00
EMS11730-12 Tris-HCL buffer 1M 6.0-8.0 250ml No ETA AU $75.00
EMS11730-15 Tris-HCL buffer 1M 6.0-8.0 500ml No ETA AU $105.00
EMS25880-01 Universal Immuno assay buffer 10x 100ml No ETA AU $157.00
EMS25880-10 Universal Immuno assay buffer 10x 1L No ETA AU $421.00