1. On 11/04/2016, Commerce published in the Federal Register (81 FR 76916) its preliminary determination of sales at less than fair value and the postponement of the final determination in the antidumping duty investigation of 1-Hydroxyethylidene-1 1-Diphosphonic Acid from the People's Republic of China (“PRC”).

2. The products covered by this investigation are described in message 6124308, dated 05/03/2016.

3. This investigation has been assigned investigation number A-570-045.

For CBP purposes only, the investigation number A-570-045 should be used.

4. For imports of 1-Hydroxyethylidene-1 1-Diphosphonic Acid (“HEDP”) from the PRC, CBP shall suspend liquidation of such shipments entered, or withdrawn from warehouse, for consumption on or after 11/04/2016. Effective 11/04/2016, CBP shall require, for entries of 1-Hydroxyethylidene-1 1-Diphosphonic Acid from the PRC from the exporter/producer combinations listed below, a cash deposit equal to the antidumping duty cash deposits shown below:

Exporter: PRC-Wide Entity
Case number: A-570-045-000
Cash deposit rate: 179.97%

Exporter: Shandong Taihe Chemicals Co., Ltd.
Producer: Shandong Taihe Water Treatment Technologies Co., Ltd.
Case number: A-570-045-001
Cash deposit rate: 137.61%

Exporter: Nanjing University of Chemical Technology Changzhou Wujin Water Quality Stabilizer Factory and Nantong Uniphos Chemicals Co., Ltd. (collectively, “WW Group”)
Producer: Nanjing University of Chemical Technology Changzhou Wujin Water Quality Stabilizer Factory
Case number: A-570-045-002
Cash deposit rate: 179.97%

Exporter: Henan Qingshuiyuan Technology Co., Ltd.
Producer: Henan Qingshuiyuan Technology Co., Ltd.
Case number: A-570-045-003
Cash deposit rate: 168.95%

Exporter: Jianghai Environmental Protection Co., Ltd.
Producer: Jianghai Environmental Protection Co., Ltd.
Case number: A-570-045-004
Cash deposit rate: 168.95%

5. For all other entries of 1-Hydroxyethylidene-1 1-Diphosphonic Acid from the PRC, the following cash deposit instructions apply:

A. For all PRC exporters of HEDP from the PRC which have not received their own rate, the cash deposit rate will be the PRC-wide rate.

B. For all non-PRC exporters of HEDP from the PRC which have not received their own rate, the cash deposit rate will be the rate applicable to the exporter/producer combinations that supplied that non-PRC exporter.

6. If there are any questions by the importing public regarding this message, please contact the Call Center for the Office of AD/CVD Operations, Enforcement and Compliance, International Trade Administration, U.S. Department of Commerce at (202) 482-0984. CBP ports should submit their inquiries through authorized CBP channels only. (This message was generated by OV:KH.)

7. There are no restrictions on the release of this information.

Alexander Amdur