SOIL THERAPY END PRODUCT TESTING

SOIL THERAPY™ Product Testing


Soil Therapy Biosolid Compost is tested for a variety of parameters to ensure that product quality is in every bag we sell. STC products are tested routinely for required parameters including: Fecal Coliform, Arsenic, Cadmium, Chromium, Copper, Lead, Mercury, Molybdenum, Nickel, Selenium, Zinc.

STC products are also tested for germination and growth parameters including: Soluble Salts, pH, Maturity, Organic Matter Content, Stability, Germination, Respiration, Moisture, Dry Matter, Total Nitrogen, Phosphorus, Phosphate, Potassium, Potash, Magnesium, Calcium.

SOIL THERAPY™ Analytical Results

January 2003 February 2004 May 2004
November 2004 January 2005 March 2005
June 2005 July 2005 September 2005
November 2005 January 2006 March 2006
July 2006 September 2006 January 2007
April 2007 May 2007 September 2007
November 2007 January 2008 March 2008
May 2008 July 2008 September 2008
November 2008 January 2009 March 2009
May 2009 July 2009 September 2009
November 2009 January 2010 March 2010
May 2010 July 2010 September 2010
November 2010 January 2011 March 2011
May 2011 August 2011 October 2011
December 2011 February 2012 April 2012
June 2012 August 2012 October 2012
December 2012 February 2013 April 2013
June 2013 August 2013 December 2013
January 2014 March 2014 May 2014
August 2014 October 2014 December 2014
February 2015 April 2015 June 2015
August 2015 October 2015 December 2015
February 2016 April 2016 June 2016
August 2016 October 2016 December 2016
February 2017 May 2017 July 2017
October 2017 January 2018  
Herbicides & Pesticides April 2006
Herbicides & Pesticides October 2012

 

Guide For Purchasing Bio Solid Compost

Typical Characteristics of Bio-Solid Compost

Parameter

Typical Range

Preferred Range

Compost Classification

Class B minimum

Class A

pH

5.0 - 8.5

6.0 - 8.0

Soluble Salts

1 - 10 dS

less that 5 dS

Nutrient Content

N 0.5 - 2.5 %

P 0.2 - 2.0 %

K 0.3 - 1.5 %

N > 1.0 %

P > 0.5 %

K > 1.0 %

Moisture Content

30 - 60 %

40 - 50 %

Organic Matter Content

30 - 70 %

50 - 60 %

Particle Size

3/8" - 1-1/2"

Application specific

Pathogens

Must Meet

30 TAC 312.82 (a) (1)

Must Meet

30 TAC 312.82 (a) (1)

Metals

Must Meet

30 TAC 312.43 (b) (3)

Must Meet

30 TAC 312.43 (b) (3)

Stability

Stable to Highly Stable

Very Stable

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