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Sorry! ECHA has not published any information for this chemical as of January 1, 2020.

Zinc dialkyldithiophosphate

Primary Chemical Name :

Primary Chemical Name is the standard name assigned to a chemical substance.

Zinc dialkyldithiophosphate
CAS Registry Number:

Chemical Abstracts Service Registry Number is a unique identifier for a chemical and its synonyms. CAS numbers identify the chemical, but not its concentration or specific mixture.  CAS Registry Numbers are assigned by the Chemical Abstracts Service, a division of the American Chemical Society. For more information: www.cas.org

We have assigned ID numbers (with 6 leading zeros or nines, e.g., 000000-xx-x or 999999-xx-x) for blends and chemicals that do not have CAS numbers.

EC Number:

The EC Number, formerly known as the EINECS number is a unique 7-digit number (format: xxx-xxx-x) assigned to chemicals registered with the European Chemicals Agency (ECHA).


Synonyms are alternative names that represent the same chemical substance.

Zinc dialkyldithiophosphoric acid;Phosphorodithioic acid, O,O-di-C1-C14-alkyl esters, zinc salts (2:1); Dialkyl(C1-C14)dithiophosphoric acid, zinc salt

SVHC is a substance (identified by the European Chemicals Agency) that may have serious and often irreversible effects on human health and the environment. SVHC are defined in Article 57 of Regulation (EC) No 1907/2006 (“the REACH Regulation”) and include substances which are:
1.  Carcinogenic, Mutagenic or toxic to Reproduction (CMR), meeting the criteria for classification in category 1 or 2 in accordance with Directive 67/548/EEC or in category 1a or 1b in accordance with EC No 1272/2008This directive was recently replaced by the new EU regulation (EC) No 1272/2008.
2.  Persistent, Bioaccumulative and Toxic (PBT) or very Persistent and very Bioaccumulative (vPvB) according to the criteria in Annex XIII of the REACH Regulation, or
3.  Identified, on a case-by-case basis, from scientific evidence as causing probable serious effects to human health or the environment of an equivalent level of concern as those above (e.g. endocrine disrupters).


Sources for Information on Chemicals

List of 32 Brands that contain this chemical

Product Category
Auto Products
Bars Leaks Automatic Transmission Repair, 2-Part Formula liquid <10 (Left side)
Bars Leaks Engine Repair, 2-Part Formula liquid 10.0-25.0 (Left side)
Bars Leaks Power Steering Repair, 2-Part Formula-05/15/2013 liquid <1
11033_03011008 Image Castrol GTX High Mileage Motor Oil.jpg
Castrol GTX High Mileage Motor Oil 10W30 liquid 1.0-5.0
11034_03011009 Image Castrol GTX Motor Oil.jpg
Castrol GTX Motor Oil 10W30-08/04/2010 liquid 1.0-5.0
11035_03011010 Image Castrol SynBlend Premium Synthetic Blend Motor Oil.jpg
Castrol GTX SynBlend Premium Synthetic Blend Motor Oil 10W30 liquid 1.0-5.0
Dexron II Auto Transmission Fluid liquid <4
Mercury Marine 4-Stroke Outboard Oil, 10W-30 liquid 0-2
Mercury Marine MerCruiser 4-Cycle Engine Oil, 25W-40 liquid 0-2.0
Mercury Marine MerCruiser Diesel Engine Oil, 15W-40 liquid 0-2.0
Mercury Marine Power Steering Fluid, SAE 0W30 liquid <1
11012_05011004 Image Mobil 1 Motor Oil.jpg
Mobil 1 Motor Oil 0W20 liquid --
11016_05011008 Image Mobil 1 Synthetic Grease.jpg
Mobil 1 Synthetic Grease paste <2.5
Quaker State HD 40 Motor Oil liquid 1.0-2.0
Quaker State Power Steering Fluid liquid 1.0-5.0
Rislone 3X Concentrated Engine Oil Supplement with Zinc Treatment liquid 25.0-50.0
Rislone Compression Repair with Ring Seal liquid <10
Rislone Engine Treatment liquid <1
Rislone Engine Treatment Concentrate liquid <5
Rislone Transmission Stop Slip with Leak Repair liquid <10
Sta-Lube New Generation Wheel Bearing Grease for Disc & Drum Brakes SL3110-11/21/2011 paste 0.5-1.5
Valvoline All Climate Lubricating Oil 5W30-Old Product liquid 1.1
Valvoline All Climate Lubricating Oil 5W30-01/04/2002 liquid --
8053_Image Durablend syn oil bottle_bot_VV296.jpg
Valvoline MaxLife Synthetic Motor Oil 10W30 liquid 1
CRC Brake Caliper Synthetic Grease 05351-11/16/2012-Old Product paste 1.0-2.0
11266_07007042 Image Liquid Wrench Multi-Purpose Grease.jpg
Liquid Wrench Multi-Purpose Grease-Old Product paste 0.1-1

STP Engine Stop Leak-11/05/2012-Old Product

liquid 1.0-5.0

STP High Mileage Oil Treatment + Stop Leak-06/17/2015-Old Product

liquid 1.0-5.0
STP Newer Car Oil Treatment-Discontinued Product liquid 5
STP Oil Treatment-Old Product liquid 1.0-3.0

STP Power Steering Fluid-06/19/2015-Old Product

liquid <1

STP Synthetic Oil Treatment-09/23/2015-Old Product

liquid 1.0-2.0